6l80e Downshift Clunk

I am also getting a loud thump when changing from D to R or R to D. Greetings BITOG - with two kiddos and another soon on the way I'm looking to upgrade to a used 2014+ GMC/Chev. atra seminars. The 68RFE, a six-speed. As the name suggests, automatic transmission valve body is a major component of a vehicle's automatic transmission system. reprogram transmission control module (tcm). I have no torque management set at all and remember i have a SS3600 converterI experimented a little, and I found that I can eliminate the clunk most of the time if I revert back to stock the lower portion (TPS < 25%) of the PT 2-3 upshift table D0902 and the PT 3-2 downshift table D0907. Well, that is a lot of money, and I'm pretty good with a wrench. Moving to 40s proved this out. 88s, and 40s. pdf), Text File (. Automatic Transmission 123,263 views. Ive gone and added a little bit of line pressure to it from my handheld but doesn't really make a difference. Your 2006 Cummins RAM has the 48RE automatic. Hey, I got an '08 with the 6 speed and a 5. Older transmission (TH350 / 700R4 / 4L60) were controlled by fluid pressure, fluid flow, and mechanical devices. *rm: 05/25/2011: 09-04-21-003D: 01/01/2011. The issue is that my 2012 4wd Tahoe is having really weird shifting points, especially in the low gears and it jerks a lot when taking off. If it's still under warranty, I'd take it in. Maura Stafford. The most recently reported issues are listed below. 92's amplified this. You can either remove them one by one, or clear all filters using the button below. General Motors, LLC Eastern District of Michigan, mied-2:2019-cv-11044 COMPLAINT (CLASS ACTION) filed by All Plaintiffs against General Motors, LLC with Jury Demand. 0 L96 with a 6l80(or 90) can be had for $3-3,500. 3, mods are a BullyDog programmer and a single to dual magnaflow and AFE intake and spacer. 3L 8-cyl Engine Code [0] PICKUP 5. By Chad Kirchner. I recommend taking the technician on a drive to where the problem usually occurs. Can someone please help me I'm having a similar problem. But 80%+/- of the time its 100% fine. GMC Sierra 1500 Transmission Problems. txt) or read online for free. In fact, I realized something. Shop below for all Drive Shaft related parts for your Chevrolet Silverado 1500. However, the 4-speed automatic uses a throttle-valve (TV) cable as opposed to using a modulator to sense engine load like that found in the TH350 and TH400. pdf), Text File (. When it's cold, it will occasionally slip between gears. 6L50 TCC Noise and/or Vibration Cadillac DTS may exhibit a "BOOM, VIBRATION, or NOISE" when TCC is applied. Welcome to TPMSrelearn. The 6L90 transmission is slightly longer and taller than a comparable configuration 6L80 due to it's beefier internals. I have a 2017 Chevy Double Cab 4x4 Z71 with 5. P0734 P0841 P0868 P0884 45RFE can have the accumulator plate on the side of the valve body pull free, which usually will cause non-engagement above 2nd gear. 88s, and 40s. Delivery times may vary, especially during peak periods. When slowing in traffic or for a turn the transmission will downshift hard and clunk and bang as if something is going to break. from when taking off from a stop i get a clunk noise from the rear end. NOTE: A small 2-3 upshift flare or overlap issue, clunk into 4th Gear and a 3-2 downshift clunk is common during adaptive relearn. Service, parts, cost & recommendations from YourMechanic. The codes and commands the computer is sending to the trans, like upshift, downshift, tcc lockup, line pressures, can all be seen with a good scan tool that has the transmission code read capability. 4L 3V AL3P-7J104-AB (4x2) or AL3P-7J104-BB engine and equipped with a 6R80 automatic (4x4) part number after reprogramming is. 6L80 Upr Vlv Body Asm 24231442 24240961 6L90 Upr Vlv Body Asm 24226709 24240953. When it's cold, it will occasionally slip between gears. The kit contains uniquely designed parts to prevent the loss of pressures within the main line, clutch apply control, solenoid feed and lockup control circuits. Yes owned a tahoe with one. The TH400 is conservatively rated at 450 ft. Erratic shifting. Sonnax part 95740-08K will not work in that application. Clunk when slowing down on '13 Silverado w/ locking diff. I did have one downshift clunk with this 10 speed this GM, which declined to comment, has so far released 13 technical service bulletins about eight-speed automatic transmission problems. GM 6L45, 6L50, 6L80, 6L90 Valve Body Layout. Maybe a little bit agressive as far as shifting goes but not too bad. If you come to a stop in the manual gate the transmission will revert to a. Bringing up the rear in uninterrupted fashion were Dodge, Chrysler, Fiat, and Ram. A6 Trans Questions ** UPDATE ** This is my first auto in a performance car in 18 years, I know, that's a long time. 6T70 6L80. 6t70 Hard Shift. 3L - Stone White - 370,000 km (sold April 2018). It was another good learning experience for me, though. Maybe there is a detent cable that isn’t connected or is rusted in the wide open throttle position. When I am accelerating at a normal rate, I am getting what seems like a slight delay going from 1st to 2nd, then when it shifts sometimes it clunks and it is a rough shift with a small jerk. I have a 2016 SS M6 with 34k miles. I had 37s with this combo and it seemed like it was geared lower than it needed to be. Sonnax Transmission parts for GM 6L80 applications. The u joints seem fine, rearend is still pretty tight. With the same bones as the new 3 Series and that … challenging front grille, the second-gen 4 could be a star from the driver’s seat, but it. Before my shudder came to again, I had been chasing a light tink-tink-tink under light load, the same RPM my car would later begin shuddering. TSB Seems To Fix 8-Speed Automatic GM Transmission ProblemsAugust 13, 2019 Multiple GMC Acadia Owners Report 'Shift To Park' Issue December 13, 2019 GMT 900 GMC, Chevy Vehicles Subject To. Aftermarket building techniques take it well past that figure. The 6-5 coast clunk is the result of a malfunctioning underdrive clutch inner piston seal. Most pronounced during on/off throttle in 1st or second gear and although I know I need engine and transmission. Multiple warehouse locations in Las Vegas and the East Coast gets you transmission parts fast. Average failure mileage is 24,400 miles. Dealer had it almost 2 weeks for the 2-3 hard shift and for a oil leak. I now have 6k miles on it and I'm ready to get rid of it. The 68RFE, a six-speed. 6L50-6L80-6L90 Updates and Product Issues. Corrects, prevents or reduces reverse delay when hot, down shift clunk when stopping, 1-2 slide or slide bump shift, 2-3 cut loose or flare and 3-2 kick down cut loose or flare. m m m m m m m m audi a6 transmission the ultimate 2. A torque converter uses an engine-driven turbine (fan) to push fluid. The salesman after the test drive pointed out the GM rep in the parking lot so I walked over and introduced. So I've noticed that I've been hearing (not every time) a pop or clunk when downshifting (slowing down) in my 2013 1500 that has a locking rear differential. If you feel something that does not seem right, check it out sooner rather than later. Miscellaneous. The most recently reported issues are listed below. Often comes from worn shock absorber or strut mounts when driving over a speed bump. Sometimes it may take a lot of effort to put the shifter into reverse or it feels like something is blocking it from going into the reverse slot. Moving to 40s proved this out. See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. GM 6L80 Series Transmission Upgrades & Repairs. , 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. The delayed engagement forward or reverse and the 3-2 coast downshift clunk is an age associated complaint that sets in when the low-reverse piston housing. When all I had was headers the trans operated fine, even with a tune. I am planning a valve body swap within the next year to hopefully fix the problem. The u joints seem fine, rearend is still pretty tight. The delay may last a few seconds or longer. valve body manual. Nevertheless, the same with other problems in your vehicle, there are also early warning signs that will let you know if the automatic transmission is about to fail. As the popularity of the 6. 3 Crew Cab with 39K miles. TUTD was great for fist week then never used it again. Sonnax Transmission parts for GM 6L80 applications. 6L80 ATSG Rebuild Manual 6L90 6L80E Automatic Transmission Overhaul Service Book. The 4-3 coast clunk is the result of a malfunctioning underdrive clutch inner piston seal. Intermittent harsh shifting – Chevrolet Tahoe 4L60E Problem – A common Chevrolet Tahoe transmission problem is an intermittent hard 1-2 shift, often accompanied by engine bogging. Rated 5 out of 5 by mt89441 from Worth Every Penny!!! Wow is all I can say about this Tuner. I have noticed that while in gear when I get to a certain mph I can feel the car clunk. Yes owned a tahoe with one. @ Autozone/Kragen Silverstar Ultra H-11 = 1700 lumens, life expectancy = 150 hrs, $40-55 pr Standard H-9 bulb = 2100 lumens, life expectancy = 600-8. 700-R4 HARSH DOWNSHIFT CLUNK WITH. The paddle shifter communicates wirelessly to a receiver module that interfaces the CAN network and eliminates the need for a factory BCM (Body Control Module). BlueDevil products are safe for your vehicle and can remain in the system until your next fluid change. Mitchell 1 DIY searchable database provides online auto repair manuals, 2010 ALL OEM Technical Service Bulletins. The 6L90 transmission is slightly longer and taller than a comparable configuration 6L80 due to it's beefier internals. Would shift into OD almost instantly unless your in throttle. This replacement reducer bushing fits 1989 to 2006 Non VLP type Chrysler, Plymouth, Dodge, Eagle, Ram, Jeep and Mitsubishi vehicles equipped with the. cewing likes this. This 6L80 Shift Kit fits 2006 and newer General Motors vehicles equipped with the popular 6L45, 6L50, 6L80 and 6L90 automatic transmissions. The codes and commands the computer is sending to the trans, like upshift, downshift, tcc lockup, line pressures, can all be seen with a good scan tool that has the transmission code read capability. About two months ago, after driving about 50 or 60 miles, the transmission would shift very hard going from first to second and then from second to third. A Ford tech's take on "THE CLUNK" (THE ONE and ONLY CLUNK … Feb 15, 2011 · This is a discussion on A Ford tech's take on "THE CLUNK" (THE ONE and ONLY CLUNK THREAD) within the Ford SVT Raptor General Discussions [GEN … TSB 11-5-7 Driveline Clunk - FORD RAPTOR FORUM. Most manufacturers categorize torque converters by size and stall speed. Fits General Motors 6L45-6L90 series transmissions 2007-2014. Chevrolet Silverado 2007-2013: Transmission Problems and Diagnostics. The 6 speed tranny is giving me fits as it tries to get into 4th gear at 25-3o mph and when I try to give it gas or speed up. 6T70 6L80. Not the 5-4 downshift but I do get a laggy 2 to 3 upshift (the revs flare about 300 rpm between gears) when the trans is cold and have once or twice got a harsh 3 to 2 downshift when hot. It will only shift into reverse and 3rd; shows range inhibit on the dash. GM 6L45-6L90 Vacuum Test Guide. By Artie Maupin January 02, 2018. The harder I accelerate the harder the thump. Welcome to TPMSrelearn. John Parmenter, Precision International Tech Advisor goes over in detail resolving problems on the 6L80 transmission. Automatic Transmission Service Group. As you can see 6th gear on the 6sp is taller than 4th gear on the 4sp. This is a long post but only way for me to give everyone the full effect. Service manuals, electrical schematics and bulletins for 1995 to current GM vehicles. Alto clutches throughout and the sonnax 6l80 zip kit which has a boost valve and increased pressure spring. I have a 2003 Honda Accord EX. Maybe there is a detent cable that isn't connected or is rusted in the wide open throttle position. I did a little homework and found the following for you 07-09 GMT900 owners:Stock H-11 Lo-beam = 1350 lumens, life expectancy = 600-800 hrs, $15 ea. Image by Flickr. 2007 chevy 2500hd 6. Atsg2005Bulletin - Free download as PDF File (. The issue started happening more noticeably around 60,000 miles. 3, 6 speed) with 53,000 to the dealer late last week and took a ride with the service tech for a solid clunking noise when braking. driveline clunk Aug 14 2013, 1:14am So I took my 2009 Sierra (5. Sometimes it may take a lot of effort to put the shifter into reverse or it feels like something is blocking it from going into the reverse slot. Original review: Dec. Not coincidentally then, two of the five least reliable new vehicles on sale in America are also …. New transmission, fully upgraded driveline. 7-liter Cummins-equipped Rams increase, the number of owners looking to modify them do as well. When I am accelerating at a normal rate, I am getting what seems like a slight delay going from 1st to 2nd, then when it shifts sometimes it clunks and it is a rough shift with a small jerk. BMW has now taken the wraps off the 4 Series coupe. Discussion in 'Chevy Trucks' started by VnDrWLawnCare, Jan 4, 2009. For example, in 5th gear as Im coasting down from 60 mph without downshifting I can feel the car thump as I get to 42 mph mark. Image by Flickr. 3, mods are a BullyDog programmer and a single to dual magnaflow and AFE intake and spacer. 2010 GMC Truck Yukon - 4WD. When the solenoid fails or has any issues, it can cause problems with the vehicle's shifting. 1), 6T45 (Gen. It's not that I'm braking excessively hard, or anything, but more like when I"m coasting to a stop or just. Ive gone and added a little bit of line pressure to it from my handheld but doesn't really make a difference. One reason is that what creates a noise does not always look damaged. Your path: TSB Home >> 2013 >> 2013 Chevrolet >> 2013 Chevrolet Avalanche The following TSB(s) may apply to your 2013 Chevrolet Avalanche. As its not needed unless using a later autotrac case for example. This condition can be caused by the torque convertor clutch applying during the shift. 6L80 Upr Vlv Body Asm 24231442 24240961 6L90 Upr Vlv Body Asm 24226709 24240953. 4L 3V AL3P-7J104-AB (4x2) or AL3P-7J104-BB engine and equipped with a 6R80 automatic (4x4) part number after reprogramming is. The delayed engagement forward or reverse and the 2-1 coast downshift clunk is an age associated complaint that sets in when the low-reverse piston housing. Published in Transmission Digest, May 2001 Diagnosing a noise can be a real challenge, to say the least. Orange Book. The paddle shifter is available in either Black or Polished for 5/6-bolt or 9-bolt steering columns. txt) or read online for free. 700R4 Trans Go Kit (shift kit)-700R4 Trans Go Kit (shift kit) GM TH700R-4 82-Up Shift Kit® - Valve Body - Servo Accumulator & Governor Parts -. from when taking off from a stop i get a clunk noise from the rear end. Was the TC replaced at the same time?. Clunk when slowing down on '13 Silverado w/ locking diff Sep 14 2015, 2:40pm So I've noticed that I've been hearing (not every time) a pop or clunk when downshifting (slowing down) in my 2013 1500 that has a locking rear differential. It has done a few weird things, though. Shiftkit 6L45, 6L80, 6L90 2006-2016 Part # SK6L80 Reference # 45165A Extra information. The paddle shifter is available in either Black or Polished for 5/6-bolt or 9-bolt steering columns. A Tiptronic transmission is an automatic transmission that includes an option to switch out of automatic mode and upshift or downshift by using paddles behind the steering wheel or by using the gear lever itself. In this tech article HOT ROD provides a guide to Fifth Gen Camaro parts failure to explain what breaks and when on the 2010-2011 Chevy Camaro when you add a blower, turbo, or otherwise make big. My problem is under hard acceleration and the engine has to downshift to second gear or third (only has a problem in these two) the engine will downshift and rev out, then grab and its deffinataly not a firm shift at all, very sloppy. While driving at 60-70 km/h or 35-45 mph on a level road, without using the accelerator, switch overdrive ON. Circle D Level 2 and 3 Install kits available!!!!! Message me through the Questions tab for info Additional $100 off tuning during COVID. 104984-01 OE Part No: 24238700 GM 6L80/6L90 1-2-3-4 pistons commonly crack due to cantilevered stress on the cast material. To see how frequently GMC Sierra 1500 problems occur, check out our car reliability stats. When your car won’t go in reverse with a manual transmission and is hard to shift, a malfunction within the shifter is usually to blame. Nevertheless, the same with other problems in your vehicle, there are also early warning signs that will let you know if the automatic transmission is about to fail. Common Chevy Tahoe Transmission Problems. The TH400 is an automatic shift, three-speed, longitudinally positioned transmission. The 4L80-E (and similar 4L85-E) was a series of heavy-duty automatic transmissions from General Motors designed for longitudinal engine configurations. Find many great new & used options and get the best deals for 700R4 Transmission Senior Green Box Shift Kit at the best online prices at eBay! Free shipping for many products!. Letting it warm up for a minute makes the problem go away. r140W – 6R80 Center Gear Case assemble. Worst of all, when I'm braking and coming to. Average failure mileage is 24,400 miles. General Motors, LLC Eastern District of Michigan, mied-2:2019-cv-11044 COMPLAINT (CLASS ACTION) filed by All Plaintiffs against General Motors, LLC with Jury Demand. The automatic transmission in your Chevy Silverado is a rugged, electronically-controlled 6-speed that is programmed to just work. Your definitive guide to Loud noises when car is put in gear Inspection. The customer wanted the ability to be able to change the tunes depending on the fuel to be used. 2010 GMC Truck Yukon - 4WD. By JacobC1983, March 24, 2018 in 2014 - 2019 Silverado & Sierra. 6 Speed Transmission Clunk Downshift. A transmission solenoid is an electro-mechanical component "valve" used to control the flow of transmission fluid in the transmission. The transmission does this at slow and fast speeds, but not so much above 50 mph. Related products. Whether you need 6R80 wiring diagram information, 6R80 transmission rebuilders tips, 6R80 technical information, 6R80 diagnostics, 6R80 troubleshooting help, or just answers to your 6R80 transmission rebuilders question, the Transmission Rebuilders Network is the place to go! Technical help on the following diagnostic trouble codes (DTC's);. BMW has now taken the wraps off the 4 Series coupe. 6L - Bright White - 96,500 km 2003 Jeep TJ Sport - 4. Not the 5-4 downshift but I do get a laggy 2 to 3 upshift (the revs flare about 300 rpm between gears) when the trans is cold and have once or twice got a harsh 3 to 2 downshift when hot. Chevrolet Silverado HIDDEN / SECRET Dashboard Menu - Off Road Menu 4x4 Chevy 2015 2016. Ninth is 0. I have the same "clunk" problem. AXODE AXOD AX4S AX4N 4F50N Transmission Boost Valve Sonnax 96201-01K Fits all except 3. ricettecucinare. Fluid looks good. The issue if it is a 3-2 downshift is the intermediate one way clutch going from over-running to holding and causing this clunk. Specifications. I recommend taking the technician on a drive to where the problem usually occurs. Chances are that you won't let it go for too long because it will greatly impact your driving ability and will likely frustrate you while trying to change gears. But 80%+/- of the time its 100% fine. The 6L80e's have been know to handle 600 to the wheels, some report putting down more. Taking it back next week. The GMC Acadia has been in production for over 12 years now. As the popularity of the 6. This condition can be caused by the torque convertor clutch applying during the shift. Fits General Motors 6L45-6L90 series transmissions 2007-2014. Automatic Transmission Service Group. 7: • Information on 2-3 Upshift or 3-2 Downshift Clunk. 4L 3V AL3P-7J104-AB (4x2) or AL3P-7J104-BB engine and equipped with a 6R80 automatic (4x4) part number after reprogramming is. Not sure if that's the same as the clunk that the OP is referring to. BlueDevil products are safe for your vehicle and can remain in the system until your next fluid change. It was another good learning experience for me, though. All automatic transmissions do it, but its just exaggerated on an Allison. Driving at a speed of 40-50 km/h or 25-30 mph, if you press down the accelerator pedal for a few seconds, you should feel downshifting to the lower gear, if the automatic transmission works properly. Aftermarket building techniques take it well past that figure. Intermittent harsh shifting – Chevrolet Silverado 2500 HD 4L60E Problem – A common Chevy Silverado transmission problem is an intermittent hard 1-2 shift, often accompanied by engine bogging. With franchises conveniently located coast-to-coast, Mister Transmission is the largest chain of transmission and driveline repair specialists in Canada. One of the first symptoms of a bad or failing downshift solenoid is erratic shifting. :p GLORIFIED AZTEC!!!! eh. Specifications. Re: 4L60E clunk when stopping The splines on the slip yoke in the trans were nice and oily with atf. Welcome to TPMSrelearn. Your car may feel like it’s refusing to change gears as it normally does, or the gear shifts aren’t very smooth. SHIFT KIT 700-R4 81-93 (TV VALVE UPGRADE) FIX-TV valve. 27) Meanwhile, if I googled the right specs, the DSG has a 3. We covered why the one-way clutch was added and some of the dimensional changes that were required to get it to fit, along with the strategy changes in clutch and solenoid operation. 491" by sonnax fits '86+ ford Rating Required Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best). 73 for the Z51 package). The delayed engagement forward or reverse and the 3-2 coast downshift clunk is an age associated complaint that sets in when the low-reverse piston housing. full size crew cab sometime this spring/summer. Has some minor wear on the teeth. Maybe there is a detent cable that isn't connected or is rusted in the wide open throttle position. John Parmenter, Precision International Tech Advisor goes over in detail resolving problems on the 6L80 transmission. I am happy with mine. This is a long post but only way for me to give everyone the full effect. VerticalScope Inc. On a recent road trip, the 6-speed automatic (6L80E) transmission stumbled during the 2-3 shift while driving through the mountains and went into a failsafe mode. A delayed engagement in the automatic transmission. This will be of some help: 1. This transmission and transmission controller can be found in other vehicles to. I have noticed that while in gear when I get to a certain mph I can feel the car clunk. 2010 GMC Truck Yukon - 4WD. However, the 4-speed automatic uses a throttle-valve (TV) cable as opposed to using a modulator to sense engine load like that found in the TH350 and TH400. 2003 Chevrolet Avalanche with harsh and suden unexpected down shifts. Not coincidentally then, two of the five least reliable new vehicles on sale in America are also …. or gross weight of 14,000 lbs. 440-T4 1-2 Slip or Chatter 2-3 Slips & Flare-Ups 2-1 Downshift Clunk 3-2 Coastdown Clunk 3-2 4L80/85E Updated Pump Cover 6L80 Introduction 6L80 Checking the Fluid. , 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Discussion in 'Chevy Trucks' started by VnDrWLawnCare, Jan 4, 2009. The delay may last a few seconds or longer. Your path: TSB Home >> 2013 >> 2013 Chevrolet >> 2013 Chevrolet Avalanche The following TSB(s) may apply to your 2013 Chevrolet Avalanche. The most recently reported issues are listed below. 2013 is the third year o. The 4-3 coast clunk is the result of a malfunctioning underdrive clutch inner piston seal. Not the 5-4 downshift but I do get a laggy 2 to 3 upshift (the revs flare about 300 rpm between gears) when the trans is cold and have once or twice got a harsh 3 to 2 downshift when hot. Delivery times may vary, especially during peak periods. 6L45-6L90-VacTestLocations - Free download as PDF File (. dealer should communicate to the customer this condition is a normal operating. Automatic Transmission 123,263 views. GM's 5 speed automatic transmission was used widely between 2000 and 2007. 42rle relearn - bc. The 4L80-E (and similar 4L85-E) was a series of heavy-duty automatic transmissions from General Motors designed for longitudinal engine configurations. Also please check out the statistics and reliability analysis of GMC Yukon based on all problems reported for the Yukon. driveline clunk noise on light acceleration (tip in) and/or deceleration (tip out) most noticeable at lower speeds and/or from down shift when coming to a stop. of input torque. Common Issues When Transmission Makes Clunking Noise. We covered why the one-way clutch was added and some of the dimensional changes that were required to get it to fit, along with the strategy changes in clutch and solenoid operation. It is an excellent choice for a performance upgrade or when swapping from a manual to. Estimated delivery dates - opens in a new window or tab include seller's handling time, origin postal/ZIP code, destination postal/ZIP code and time of acceptance and will depend on shipping service selected and receipt of cleared payment - opens in a new window or tab. Hunted gears day and night. Updated on January 23, 2019. 1-2 shift sucked worse than he 4l60. This replacement reducer bushing fits 1989 to 2006 Non VLP type Chrysler, Plymouth, Dodge, Eagle, Ram, Jeep and Mitsubishi vehicles equipped with the. Remember, this is a completely remanufactured automatic transmission assembled to exacting tolerances and live-run dynamometer tested for reliability. March 09, 2015. 0L - Sienna Pearlcoat - 293,000 km 2002 GC Sport - 3. I added more grease and exercised it some. This 604 Shift Kit fits 1989 and newer Chrysler, Plymouth, Dodge, Eagle, Ram, Jeep and Mitsubishi vehicles equipped with the A604/41TE, A606/42LE and. Image by Flickr. All right guys I'm reaching out to the experts here for help with my transmission problems. Would shift into OD almost instantly unless your in throttle. Your definitive guide to Loud noises when car is put in gear Inspection. Aftermarket building techniques take it well past that figure. Maura Stafford. Axle clunk protection, shift torque, power brakingit's meant to keep from breaking parts but not limit performance. Common Chevy Silverado 2500 HD Transmission Problems. Hunted gears day and night. I typcailly left it in tow/haul all the time as it was decent then. 88s, and 40s. The Hydra-Matic 6L80 is six-speed automatic transmission for rear-drive cars, designed with modular flexibility and compatibility with advanced electronic controls. The impact of the moving fluid on the turbine vanes exerts a force that tends to turn the turbine in the same direction as the impeller rotation. According to AN, Ford made the decision not to use the GM-developed nine-speed transverse automatic as-is before GM ever put the transmission in a vehicle. It has a very defined clunk coming to a stop on the 3-1 down shift. Chevrolet Silverado 2014-Present: How to Diagnose a Bad Transmission. It has 185,000 miles and has a transmission issue. Letting it warm up for a minute makes the problem go away. IMPORTANT BULLETINS AND PIs. You can either remove them one by one, or clear all filters using the button below. Has some minor wear on the teeth. This 604 Shift Kit fits 1989 and newer Chrysler, Plymouth, Dodge, Eagle, Ram, Jeep and Mitsubishi vehicles equipped with the A604/41TE, A606/42LE and. Mine is a 2007 but the OS and cal in it is from 2009. TH200C Transmission Shift Kit. The cable keeps the transmission from upshifting too soon if you are accelerating hard. Dealerships, tire shops, and so on all pointed to an internal ruckus in the. Fluid looks good. One of the first symptoms of a bad or failing downshift solenoid is erratic shifting. Automatic Transmission 123,263 views. Bulletin Number: PIT3946B information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Average failure mileage is 24,400 miles. Torque Converter Shudder Problems by Richard Rowe Updated July 30, 2018. My upper had a casting number of 1590, and the lower 6351. The paddle shifter is available in either Black or Polished for 5/6-bolt or 9-bolt steering columns. *nj: 01/31/2008: POWER TRAIN - AXLE ASSEMBLY: 09-04-21-003D: 01/01/2011: 10037544: Gm: when stopping or accelerating there may be a clunk noise and its as if the vehicle is bumped from behind. I have noticed that while in gear when I get to a certain mph I can feel the car clunk. 7 rocker, 114 lobe sep 110 int c/l, Borla Full Exhaust, Ridetech Stage 2 Coilovers, McLeod RXT Street Twin Clutch, JPSS front and rear sway bars, JPSS caster locks, Forgeline GA3R Wheels Victory Red inner and outer barrels and matte back Spokes wrapped in Bridgestone 305 re71r on all four corners, Other JPSS Stuff. The issue if it is a 3-2 downshift is the intermediate one way clutch going from over-running to holding and causing this clunk. However, some transmission problems can be fixed by the novice do-it-yourself mechanic. Original review: Dec. Took it to the dealer and they said it was the TCM needing replacing to the tune of $1400. transmissionkits. However, in mid-2010 and earlier models, there is NO known OE or aftermarket remedy. The major element to Chevy's big HD towing increase is the new 10-speed Allison transmission mated to that 6. of idle after starting) to allow time for oil to wet the shift forks and gear assemblies before shifting into first driving off. The 6L80 ( MYC ) is also a 2010 offering for the Chevrolet Corvette. The 6L80e's have been know to handle 600 to the wheels, some report putting down more. Francis et al v. The truck ran fine and the problem didn't occur from third to fourth or during downshifting. Intermittent harsh shifting - Chevrolet Silverado 2500 HD 4L60E Problem - A common Chevy Silverado transmission problem is an intermittent hard 1-2 shift, often accompanied by engine bogging. Sometimes downshift causes a clunk in the drivetrain and kinda feels like its jerking, 2-3 shift sometimes flares up and the shift is horrible. I just don't see it. Fits General Motors 6L45-6L90 series transmissions 2007-2014. A common problem for Ford Superdutys is a clunk when putting the truck in gear. 027:1, 6th is 0. txt) or read online for free. The codes and commands the computer is sending to the trans, like upshift, downshift, tcc lockup, line pressures, can all be seen with a good scan tool that has the transmission code read capability. Hydraulics Fundamentals Part II: Accumulators & Shift Feel. 3, 6 speed) with 53,000 to the dealer late last week and took a ride with the service tech for a solid clunking noise when braking. A low mileage 6. The impact of the moving fluid on the turbine vanes exerts a force that tends to turn the turbine in the same direction as the impeller rotation. Page 1 of 2 1 2 Next > VnDrWLawnCare Member. I have noticed that while in gear when I get to a certain mph I can feel the car clunk. One was a decent clunk after quickly releasing the throttle during an upshift. Soon as I started the truck later on I got a stabilitrak service, traction control service, check engine light, and the manual shift button , tow haul , and gear indicator in cluster not working. So I've noticed that I've been hearing (not every time) a pop or clunk when downshifting (slowing down) in my 2013 1500 that has a locking rear differential. In this maneuver even thought the accelerator is applied aggressively the throttle blade is opened slowly for up to 0. reprogram transmission control module (tcm). The issue if it is a 3-2 downshift is the intermediate one way clutch going from over-running to holding and causing this clunk. It only occured while accelerating. It has a very defined clunk coming to a stop on the 3-1 down shift. Free Shipping on All Transmission Parts & Rebuild Kits Orders Over $35. 0 L96 with a 6l80(or 90) can be had for $3-3,500. Fits General Motors 6L45-6L90 series transmissions 2007-2014. *nj: 01/31/2008: POWER TRAIN - AXLE ASSEMBLY: 09-04-21-003D: 01/01/2011: 10037544: Gm: when stopping or accelerating there may be a clunk noise and its as if the vehicle is bumped from behind. The 6L80 was approved for use in these vehicles weighing up to 8600 lbs. 2013 Chevrolet Avalanche Technical Service Bulletins. I have an LS3, 4. Is this something that can be taken care of electronically or must be mechanically or both? I am experiencing a slight to large clunk on a gear downshift at low speeds. The combo is just about perfect. Alto clutches throughout and the sonnax 6l80 zip kit which has a boost valve and increased pressure spring. Current mileage is 4028. The Shift Kit provides a specially designed tuff seal and expander wire to address this complaint. Just got my truck back today. Usually a bad or failing downshift solenoid will produce a few symptoms that can alert the driver of an issue that needs to be serviced. Aftermarket building techniques take it well past that figure. , 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. The check engine light came on. this bulletin provides a service procedure to inspect and, if required, retighten the torque on the right-rear-brake-line-bracket bolt to the rear-axle on certain fort wayne assembly pla. This recall has to do with the automatic transmission and "an unintended downshift into first gear can cause an abrupt wheel speed reduction, which could cause the rear tires to slide until the vehicle speed slows down. Maura Stafford. Home › Forum › GMC › 2016 Sierra Shifting Problem 6 speeed automatic This topic contains 24 replies, has 20 voices, and was la. Unfortunately, some of the truck owners find the weak link of the entire truck/drivetrain combination. I have an automatic transmission. Bulletin Number: 15203A Bulletin Date: 06-15-2015 Component: 042600 service brakes, air:supply:hoses, lines/piping, and fittings Summary: 15203a - service update (revised service procedure). I have an automatic transmission. Whether you need 6R80 wiring diagram information, 6R80 transmission rebuilders tips, 6R80 technical information, 6R80 diagnostics, 6R80 troubleshooting help, or just answers to your 6R80 transmission rebuilders question, the Transmission Rebuilders Network is the place to go! Technical help on the following diagnostic trouble codes (DTC's);. @ 4000 rpm. Whether you need 6R80 wiring diagram information, 6R80 transmission rebuilders tips, 6R80 technical information, 6R80 diagnostics, 6R80 troubleshooting help, or just answers to your 6R80 transmission rebuilders question, the Transmission Rebuilders Network is the place to go! Technical help on the following diagnostic trouble codes (DTC's);. Took it to the dealer and they said it was the TCM needing replacing to the tune of $1400. This 6L80 Shift Kit fits 2006 and newer General Motors vehicles equipped with the popular 6L45, 6L50, 6L80 and 6L90 automatic transmissions. May need to flash the TCM to update the firmware in it to help with downshift issue, easiest to have a dealer check it and reflash as TCM is internal but most are cheap and it may not be needed. Common Issues When Transmission Makes Clunking Noise. 0 Liter 12 valve, O-ring style Vehicles with an AXOD, AXODE, AX4S or AX4N transmission frequently have flare 1-2 & 2-3 upshifts, high pressure, harsh reverse (300 psi), 2-1 downshift clunk, non-adjustable throttle pressure, and clutch or band failure from. The CEL remained on for the next several ignition cycles. The downshift clunk is still there however. The Shift Kit provides a specially designed tuff seal and expander wire to address this complaint. 2011 LS3 M6 Rotofab CAI, Comp Custom Grind Cam 224 / 234 @. The doors have extra seals that keep out sound. Power Train:Automatic Transmission:Torque Converter Summary: This information was created to inform the technician that the 2-3 upshift and the 3-2 downshift clunk is caused by the releasing of the 2-4 band and application of the 3-4 clutch assembly during an upshift. Mine is a 2007 but the OS and cal in it is from 2009. I also haven't been able to solve most of the 8L90s bad driveability problems (most of it is in the engine tune also), but you can disable TCC lockup at zero throttle costing to help with the coasting downshift clunk, but I have yet to solve a lot of the unnecessary low speed/throttle harsh and hard shifts, especially the inconsistent and hard 3-4. This replacement reducer bushing fits 1989 to 2006 Non VLP type Chrysler, Plymouth, Dodge, Eagle, Ram, Jeep and Mitsubishi vehicles equipped with the. Chevrolet Silverado 2007-2013: Transmission Problems and Diagnostics. 0 L96 with a 6l80(or 90) can be had for $3-3,500. Well my brother agrees with me, so you all can suck it. It works in a network form. TSB Seems To Fix 8-Speed Automatic GM Transmission ProblemsAugust 13, 2019 Multiple GMC Acadia Owners Report 'Shift To Park' Issue December 13, 2019 GMT 900 GMC, Chevy Vehicles Subject To. 1-2-3-4 Piston Part No. One reason is that what creates a noise does not always look damaged. 1-2 shift sucked worse than he 4l60. Discussion Starter • #1 • Nov 20, 2011. 6L80, 6L90 Transmission Tech Advisory: Consider an Updated Converter in Your Next Rebuild. The TH400 is conservatively rated at 450 ft. The delayed engagement forward or reverse and the 2-1 coast downshift clunk is an age associated complaint that sets in when the low-reverse piston housing. We have a 2004 Suburban with 122K miles on it. 104984-01 OE Part No: 24238700 GM 6L80/6L90 1-2-3-4 pistons commonly crack due to cantilevered stress on the cast material. Moving to 40s proved this out. 4 door (heavy) JKU and she'll pull hills under 1500 RPM / 40 MPH without needing to downshift. Corrects, prevents or reduces reverse delay when hot, down shift clunk when stopping, 1-2 slide or slide bump shift, 2-3 cut loose or flare and 3-2 kick down cut loose or flare. IMPORTANT BULLETINS AND PIs. Bulletin Number: 15203A Bulletin Date: 06-15-2015 Component: 042600 service brakes, air:supply:hoses, lines/piping, and fittings Summary: 15203a - service update (revised service procedure). Also please check out the statistics and reliability analysis of GMC Yukon based on all problems reported for the Yukon. Your transmission is necessary in order for your car to operate correctly, and if you start to hear it make a clunking noise, you have good reason to become concerned. GM & BMW 6L80 Family Identification Guide. Ford has recalled nearly 68,000 vehicles manufactured at the start of 2020 and sold in North America, saying the cars suffer from a potential manufacturing defect where the clip that locks the gearshift cable to the transmission can become unseated. An automatic transmission can also produce scraping or roaring noises when we drive. Many of the Superior Servos delete the Cushion spring and cause a downshift clunk. transmissionkits. Location: 2015 Tahoe 2WD 5. Current mileage is 4028. P0734 P0841 P0868 P0884 45RFE can have the accumulator plate on the side of the valve body pull free, which usually will cause non-engagement above 2nd gear. Driving at a speed of 40-50 km/h or 25-30 mph, if you press down the accelerator pedal for a few seconds, you should feel downshifting to the lower gear, if the automatic transmission works properly. Service, parts, cost & recommendations from YourMechanic. The combo is just about perfect. The u joints seem fine, rearend is still pretty tight. Clutch Select Valve #2 Shift complaints Clutch Select Valve #3 Shift complaints Lower Valve Body 6L80 Shown Compensater Feed Valve • Harsh shifts • Downshift clunk • Bump/Flare shifts • Bind-up • Burnt clutches • Overheated fluid Replace with Sonnax Part No. @ 4000 rpm. Just this morning I've had my AU ute (solid axle) in at a diff specialist for almost exactly this same reason when slowing down, as the auto changed gears I get a violent/noisey clunk from each downshift. 440-T4 1-2 Slip or Chatter 2-3 Slips & Flare-Ups 2-1 Downshift Clunk 3-2 Coastdown Clunk 3-2 4L80/85E Updated Pump Cover 6L80 Introduction 6L80 Checking the Fluid. With the same bones as the new 3 Series and that … challenging front grille, the second-gen 4 could be a star from the driver’s seat, but it. My problem is under hard acceleration and the engine has to downshift to second gear or third (only has a problem in these two) the engine will downshift and rev out, then grab and its deffinataly not a firm shift at all, very sloppy. Eight of these vehicles are in dealer stock and will be repaired before being sold. driveline clunk Aug 14 2013, 1:14am So I took my 2009 Sierra (5. Erratic shifting. It will only shift into reverse and 3rd; shows range inhibit on the dash. It has done a few weird things, though. Francis et al v. It is widely regarded to be a supremely durable and legendary transmission. One of the first symptoms of a bad or failing downshift solenoid is erratic shifting. 104984-01 OE Part No: 24238700 GM 6L80/6L90 1-2-3-4 pistons commonly crack due to cantilevered stress on the cast material. The NAG1 (WA580 or W5A580) automatic transmission found in many Chrysler products is an electronically controlled 5-speed transmission system with a lock-up clutch in the torque converter. I have a 2005 Chevrolet Silverado Z71 with 73000 miles on it. The body directs pressurized transmission fluid to a network of valves that put together appropriate clutch packs for smooth gear functioning. In this tech article HOT ROD provides a guide to Fifth Gen Camaro parts failure to explain what breaks and when on the 2010-2011 Chevy Camaro when you add a blower, turbo, or otherwise make big. I am happy with mine. Late shifts, downshift clunk, 3-4 clutch failure, no lockup, 2-4 band failure, early shifts, 1-2 slide/bump, 2-3 cut loose; reverse clutch failure, 83-87 lets you make T. transmissionkits. A torque converter is the fluid coupling between. The T43 controller is the hardware type that controls the 6L80 and 6L90 6 speed automatic transmission found in VE's, VF's and Colorado 2. of input torque. When it's stuck, it could cause delayed downshifting to first and it would make the eventual downshift seem violent. The 4-3 coast clunk is the result of a malfunctioning underdrive clutch inner piston seal. 6L80, 6L90 Transmission Tech Advisory: Consider an Updated Converter in Your Next Rebuild. The automatic transmission in the Ford Fiesta (2011-Present) and the Ford Focus (2012-Present) is not like a traditional transmission found in many cars. My upper had a casting number of 1590, and the lower 6351. Will likely sell the '98 to my dad fo. The truck ran fine and the problem didn't occur from third to fourth or during downshifting. On a recent road trip, the 6-speed automatic (6L80E) transmission stumbled during the 2-3 shift while driving through the mountains and went into a failsafe mode. The Shift Kit provides a specially designed tuff seal and expander wire to address this complaint. Additionally the six-speed transmission is mated up with our strong family of Vortec engines in many of our world class GM trucks which include, Chevrolet Avalanche, Silverado, Suburban, Tahoe, GMC Sierra, Yukon, Yukon XL and Denali series, Cadillac Escalade, ESV, and EXT. 19:1 first gear, a 0. All automatic transmissions do it, but its just exaggerated on an Allison. I have a 2005 Chevrolet Silverado Z71 with 73000 miles on it. I've searched in a lot of forums trying to find an answer for my scenario. I'll be sure to tell my truck's 6L80E transmission about. 6L80, 6L90 Transmission Tech Advisory: Consider an Updated Converter in Your Next Rebuild. When the solenoid fails or has any issues, it can cause problems with the vehicle's shifting. September 23, 2014. When slowing in traffic or for a turn the transmission will downshift hard and clunk and bang as if something is going to break. Specifications. Shifts have been consistent and smooth. The Shift Kit provides a specially designed tuff seal and expander wire to address this complaint. •noise—"clunk" noise heard on 2-1 article no. But understanding what could be wrong and then determining what would be involved to get it repaired (or if it even makes sense to try to get it repaired instead of swapping it out for a re-manufactured transmission), is what this article is all about. A6 Trans Questions ** UPDATE ** This is my first auto in a performance car in 18 years, I know, that's a long time. GM states, ". Automatic Transmission 123,263 views. Maura Stafford. 491" by sonnax fits '86+ ford Rating Required Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best). Hard transmission downshift vs. The next step: check overdrive. 3 rwd gas/flex with the 87 oct performance tune, Diablo trans shift, AFM OFF, YEEHAAA. pdf), Text File (. Experiencing hard downshift in automatic Experiencing hard downshift in automatic transmission at less than 15 mph. ATSG Book Corrections and updates. I'll be sure to tell my truck's 6L80E transmission about. Hunted gears day and night. The GM 5L40-E transmission is very common in cars of a certain age and, as those cars continue to age, more and more of them are finding themselves in the shop for transmission faults. Fits General Motors 6L45-6L90 series transmissions 2007-2014. I have seen no announcement regarding any sort of ‘retro-fit’ ‘kit’ to improve 2006\7. For instance, if your stomach begins to hurt without warning, you'll probably start thinking of the last thing you ate in order to figure out why you're having the pain. I will start of to say the issues I. 2013 Chevrolet Tahoe Hybrid 2WD. Movement occurs almost instantly, unless a problem develops. The delayed engagement forward or reverse and the 2-1 coast downshift clunk is an age associated complaint that sets in when the low-reverse piston housing. txt) or read online for free. Not the 5-4 downshift but I do get a laggy 2 to 3 upshift (the revs flare about 300 rpm between gears) when the trans is cold and have once or twice got a harsh 3 to 2 downshift when hot. I added more grease and exercised it some. GM \ Chevy state that there are both hardware & software upgrades that address the 6L80 shift speed for 2008. As you can see 6th gear on the 6sp is taller than 4th gear on the 4sp. Remember, this is a completely remanufactured automatic transmission assembled to exacting tolerances and live-run dynamometer tested for reliability. The CEL remained on for the next several ignition cycles. John Bullock. The customer wanted the ability to be able to change the tunes depending on the fuel to be used. Luckily I have an extended warranty. 104984-01 OE Part No: 24238700 GM 6L80/6L90 1-2-3-4 pistons commonly crack due to cantilevered stress on the cast material. 2007 chevy 2500hd 6. 6L80E Transmission Simple Shift Handheld Harness $ 3,500. 700-R4 HARSH DOWNSHIFT CLUNK WITH. Alto clutches throughout and the sonnax 6l80 zip kit which has a boost valve and increased pressure spring. Verify that the TCM Calibration shows Some 2009 F-150 vehicles equipped with 5. It's a hassle to get car seats in the back of my '98 K1500 which leads me to rarely drive it. Here is a picture of the valve body. Folks: Need some advice from the people much smarter than me when it comes to vehicles. GMC Yukon owners have reported 48 problems related to automatic transmission (under the power train category). Many of the Superior Servos delete the Cushion spring and cause a downshift clunk. Re: 4L60E clunk when stopping The splines on the slip yoke in the trans were nice and oily with atf. Maybe there is a detent cable that isn't connected or is rusted in the wide open throttle position. Common Issues When Transmission Makes Clunking Noise. 39:1 seventh gear, (and a very aggressive 4. On a recent road trip, the 6-speed automatic (6L80E) transmission stumbled during the 2-3 shift while driving through the mountains and went into a failsafe mode. 0, 6L90 transmission wont go in reverse after warms up and delays in forward gears - Chevrolet 2007 Silverado 3500HD question. The slip yoke in the middle of the driveshaft was a bit dry, but didn't feel sticky. "Overdrive" simply refers to any gear ratio less than 1 (which is "direct drive"). 2005 mazda3i automatic, 200k miles this past month I noticed that my car sometimes shifts hard from 1st to 2nd gear. Current mileage is 4028. 1-2 shift sucked worse than he 4l60. 6T40/45, 6T70/75, 6L50, 6L80 OR 6L90 AUTOMATIC TRANSMISSION - REVISED 05/05/2009 Information on Normal Maintenance or Warranty Service for 4T40, 4T45, 4T65, 4L60 Automatic Transmission Oil Pan Magnet Upgrade 05/01/2009 EI09082 -- Transmission Will Not Move, No Reverse or Slips 05/06/2009 Difficult To Shift Or Unable To Select All Gears 05/05/2009. Also during a 3-2 downshift, th. But not ecstatic. The 6L80e's have been know to handle 600 to the wheels, some report putting down more. The Shift Kit provides a specially designed tuff seal and expander wire to address this complaint. Automatic Transmission 123,263 views. Headlining 2016’s Consumer Reports annual reliability rankings were the dreadful results of four Fiat Chrysler Automobiles’ brands. There are tons of threads here and around the web and it seems those that have transmissions replaced are the only ones satisfied (some traded the vehicle for another one to resolve the problem). The TH400 is an automatic shift, three-speed, longitudinally positioned transmission. The next step: check overdrive. The OE part has been through several revisions in an attempt to correct this, but all OE versions are still chronically known to crack. lockup-no wires needed Item #T74165. VerticalScope Inc. GM trannys never set a Check Engine Light (at least not on OBD II cars like the OP has). Would a transmission flush. transmissionkits. 2011 LS3 M6 Rotofab CAI, Comp Custom Grind Cam 224 / 234 @. vehicle weights. The codes and commands the computer is sending to the trans, like upshift, downshift, tcc lockup, line pressures, can all be seen with a good scan tool that has the transmission code read capability. Clunk Noise or Harsh 6-5 Downshift at 50 - 70 MPH Harsh 4-3 Downshift or Harsh 3-2 Downshift at Lower Speeds 2012 & Prior - All 01-07-30-042G Information on 2-3 Upshift or 3-2 Downshift Clunk Noise 2012 - All PIP5009E Replace The Internal Transmission Wiring Harness And TCC Enable Solenoid Anytime The Transmission Is. 01-08-12 08:16 PM - Post# 2177217 found this pretty useful FYI 4L60E common problems / failures By The Master - Posted on June 22nd, 2008 Before guessing at transmission problems, check the fluid level (car warmed up, engine running in Park on level ground) and have the PCM scanned for trouble codes FIRST. The impact of the moving fluid on the turbine vanes exerts a force that tends to turn the turbine in the same direction as the impeller rotation. But 80%+/- of the time its 100% fine. The issue is that my 2012 4wd Tahoe is having really weird shifting points, especially in the low gears and it jerks a lot when taking off. One was a decent clunk after quickly releasing the throttle during an upshift. Will likely sell the '98 to my dad fo. The TH400 is conservatively rated at 450 ft. BMW has now taken the wraps off the 4 Series coupe. BlueDevil Pro says: then the engine winds way up before the next shift which happens with a hard clunk and a kick in my seat, then the next shifts are fine. pdf), Text File (. Chevrolet Silverado 2007-2013: Transmission Problems and Diagnostics. , 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. 8's which are found in Australia and New Zealand delivered vehicles. Maybe a little bit agressive as far as shifting goes but not too bad. •noise—“clunk” noise heard on 2-1 article no. The 6-5 coast clunk is the result of a malfunctioning underdrive clutch inner piston seal. this can be caused by a slip in the rear propshaft. I did test drive 2. Here is a picture of the valve body. 6L45, 6L50, 6L80, 6L90 Zip Kit® 6L45-6L90-ZIP Available for this unit. Clunk Noise or Harsh 6-5 Downshift at 50 - 70 MPH Harsh 4-3 Downshift or Harsh 3-2 Downshift at Lower 6L80. I pulled over, turned the ignition off and on again, and the truck operated normally. I have seen no announcement regarding any sort of ‘retro-fit’ ‘kit’ to improve 2006\7. Was the TC replaced at the same time?. Multiple warehouse locations in Las Vegas and the East Coast gets you transmission parts fast. reprogram transmission control module (tcm). It is widely regarded to be a supremely durable and legendary transmission. Luckily I have an extended warranty. He also holds ASE Master and L1 certifications.