2021 silverado 6 speed transmission problems.

755 posts · Joined 2023. #1 · May 31, 2023 (Edited) Hi All, I'm brand new here but active on other GM forums where the 6L transmissions are actively being discussed so figured I'd start a similar all-encompassing transmission thread with videos, links and other information as it relates to the 6L80/90 transmissions.Bulletin No.: 19-NA-018 August, 2021 Page 3 Vehicle Information Shudder Test Conditions Pico-scope Make App Eng Type Eng RPO Trans RPO Gear Eng Mode (V4, V6, V8) Trans Input Speed (rpm) Vehicle Speed (mph) Eng Torque (Nm) Meas Freq (+/-2 Hz) Chevrolet Corvette Z06 8 CYL. SCHGD LT4 M5U 8 V4 (Eco Driving Mode) 1000-1800 40-80 125-250 28 Chevrolet ...2021 Silverado 1500 w/ 5.3 - 8-speed transmission issues. Hi all, I’m hoping to get some general advice on this 8-speed transmission and whether or not I should trade in my truck now. I have the ‘21 Silverado 1500 LTZ w/ the 5.3 v8 and 8-speed transmission. It currently has ~30k miles, a good portion of which are highway.2021 Chevrolet Silverado 1500 LT Trail Boss 4dr Crew Cab 4WD 6.6 ft. SB (5.3L 8cyl 10A) 2 TRUCKS - 90,000 TOTAL MILES - 1 FAILED ENGINE - 1 FAILED TRANSMISSION.Save up to $13,247 on one of 569 used 2021 Ram 2500s in Manassas, VA. Find your perfect car with Edmunds expert reviews, car comparisons, and pricing tools.

It was fitted to the GMC Silverado and GMC Sierra 2500HD and 3500HD with 6.0L engines between 2007-2014 and 2015-2019. The GMC Sierra and Silverado 2500HD and 3500HD 6.6 LT8 engines featured with the 6L90 between 2020 and now. What’s better, a 6 or 8-speed transmission? An eight-speed transmission is better than a 6-speed tranny.

Silverado/Sierra LV1 No No No No — — Silverado/Sierra LV3 Yes Yes No No — — 3500/4500 Medium Duty (LCF) No No No No — No hardware on L8T Information Note: Beginning in March 2021, most 2021 Silverado 1500 and 2021 Sierra 1500 pickups equipped with L82 MYC 6-speed and L84 MQE 8-Speed will be produced without Active Fuel Management/AFM ...

May 17, 2023 ... Same issue I had about 10k miles ago. Valve body issue which doesn't allow it to shift from 6 to 7. Frustrating!Feb 23, 2021 · The Silverado is available with no fewer than seven engine and transmission combinations, everything from a base 4.3-liter V6 and six-speed automatic to a 6.2-liter V8 with a 10-speed auto. 12. Points. 3. Aug 21, 2022. #13. My 2020 5.3l 10 speed Trail Boss is going in the shop tomorrow. Noticeable whine from the engine/transmission. No warning lights or hard shifting, just a whine. Dealer/service rep. said it is the 10 speed transmission, just from listening to it.Ford faces its own 10-speed class action lawsuit, which alleges that 2017–Present Ford F-150 trucks experience whiplash, harsh and erratic shifting, jerking, lunging and hesitation. General Motors introduced these 10-speed transmissions as optional in many of its models, later establishing it as the standard in newer vehicle models.

December 13, 2021 by Jason. P0717 is a somewhat rare OBD2 trouble code that can occur in the Chevy Silverado. While it illuminates the check engine light, the code warns of a transmission-related error, specifically that the input shaft/turbine speed sensor is not sending a signal. P0717 is a generic code (it has the same meaning for any ...

It almost goes without saying that checking and changing your vehicle’s fluids regularly is essential for keeping it running its best. And when it comes to your Chevy truck, there ...

This problem only affects Chevy Silverado HD and GMC Sierra HD trucks equipped with the gasoline 6.6L L8T V8 engine and not the optional Duramax 6.6L L5P V8 turbodiesel. GM 6.6L L8T V8 engineSep 27, 2022 · Common possibilities: Transmission clutches slipping (might try replacing transmission fluid w/fresh stuff) Solenoid problem (as above) Sensor problem. Mustangman September 28, 2022, 2:35am 4. If it really IS slipping, it won’t do it very long and you’ve registered the warranty complaint with GM. If it fails, you should be covered. NealC. 52 posts · Joined 2017. #2 · Dec 5, 2021. I have a 2017 and 2018 Silverado 6.2L 8 speed that both got the shudder at 50 mph and 1200 rpm. A transmission flush with the new transmission fluid fixed both of them. I had a couple friends that had the issue and the flush did not work. If the dealer does not fix the issue, they are required ...Oct 11, 2022 ... It's no secret if you own a 2014- 2018 Chevy Silverado or GMC Sierra that they have transmission issues. One reason for this is that they ...1. Oil Consumption Issues. Excessive oil consumption is one of the biggest issues of the second generation Chevy Silverado 1500. This problem only affects trucks equipped with the 5.3-liter V8 and is more common on the 2007 to 2011 models. The 5.3 V8 engine was the first to feature GM’s AFM (Active Fuel Management), which automatically ...7. Lower the vehicle to a safe level on the hoist and operate the transmission through all 6 gear forward ranges, reverse and neutral. 8. Remove transmission oil pan and drain, clean pan and replace the transmission filter. 9. Fill the transmission with 6 quarts of DEXRON VI Transmission Fluid.

Silverado/Sierra LV1 No No No No — — Silverado/Sierra LV3 Yes Yes No No — — 3500/4500 Medium Duty (LCF) No No No No — No hardware on L8T Information Note: Beginning in March 2021, most 2021 Silverado 1500 and 2021 Sierra 1500 pickups equipped with L82 MYC 6-speed and L84 MQE 8-Speed will be produced without Active Fuel Management/AFM ... 1 Like. 2021 chevy silverado 1500 slips first shift from my automatic transmission when you first pull out in the morning i took it 2 times to chevy they said …2017 GMC Sierra 24k miles. Started realizing truck shifted hard in low gear or down shifting. I decided to take it into the dealer. The dealership had done a transmission relearn. After a few week ...This is where the 2021 Chevy Silverado 1500 begins to fail. According to Consumer Reports, buyers reported significant issues with the brakes, in-car electronics, transmission, engine, and drive system. …. As a result, you may find that your Silverado’s tech features may stop working due to malfunctions.My 2021 Silverado 5.3, 8 speed was built in Sept. 2020. I had rough downshifts a slow speeds. ... The 8 speed is a pretty good transmission. Besides torque converter shudder and minor shifting issues I haven't seen many internal failures. ... #6 · Mar 14, 2023. Thought they disposed in lew of the ten speed guess I was wrong I think …Save up to $13,247 on one of 569 used 2021 Ram 2500s in Manassas, VA. Find your perfect car with Edmunds expert reviews, car comparisons, and pricing tools.

2021 Chevrolet Silverado 1500 transmission problems with 1 complaints from Silverado 1500 owners. The worst complaints are power train:manual transmission:seals/gaskets.Truck: 2014 Silverado, 6L80, 4x4, ~140k 5.3l. Symptoms/Background. Originally, I would go to leave, put the truck into drive, and end up with a neutral flare, then a catch and a clunk into gear. Afterwards the truck would drive with no issues. This would happen maybe once a week, seemingly at random, maybe even less than that.

Maintaining your Chevrolet Silverado 1500 transmission fluid is one of the best ways to maintain your transmission's health. A general rule of thumb is to have your transmission fluid checked and changed about every 30,000 to 60,000 miles, but that timeline can change if you're hard on your Chevrolet. The good news is that transmission fluid ...1 post · Joined 2020. #1 · Dec 8, 2020. Has anyone had issues with the 10 speed transmission paired to the 3.0 duramax? I have a 2020 Sierra Denali with this setup and the transmission blew up today. Check engine light came on, metal was grinding, truck would shift into drive but wouldn’t go anywhere. Had to have towed to dealership.Off-roading or driving in muddy conditions in your Silverado can also contribute to transmission overheating. Driving on rough terrain and steep inclines requires more power from your engine, which in turn leads to more heat in the transmission. Moreover, during off-roading, the transmission is subjected to constant shifting, causing …Besides engine issues, the other main issues include rare engine stalling, infotainment system issues, slight issues with brakes, transmission lurching and quality of paint on the truck. These minor problems are relatively small compared to the number of Chevy trucks they sell each month. For example, the paint concerns is just 5 complaints.RedSLEd. 12269 posts · Joined 2015. #2 · Dec 10, 2021. There have been a lot of complaints about the 8-speeds with hard shifting, vibrations, etc. Not uncommon. There is a TSB on it to put in new (ish), special Mobil1 fluid that has helped many, but not all, resolve some of these issues.6. Bad Transmission Fluid. Like your automatic transmission, the torque converter is full of transmission fluid. This fluid helps cool the converter and transfers energy. If your Silverado has bad transmission fluid, it can cause the torque converter to go bad. Taking a look at the transmission fluid should be the first thing that you do.Transmission issue 2021 Duramax. rjmttps; Mar 14, 2022; 12 ... 10-Speed Automatic Transmission. 258 posts 99.2K views 10L90, 10L1000 transmissions Show Less ...Mar 8, 2022 ... In this video we install the Superior Transmission Parts SURE-COOL thermostat delete for GM 6L45, 6L50, 6L80, 6L90, and 8L90 transmissions.

process, shifting might feel different as the transmission determines the best settings. When temperatures are very cold, the Allison Transmission and Hydra-Matic 6-Speed transmission's gear shifting could be delayed. providing more stable shifts until the engine warms up. Shifts could be more noticeable with a cold transmission.

What are manual transmission synchronizers? Visit HowStuffWorks.com to learn more about manual transmission synchronizers. Advertisement When you shift gears in your manual-transmi...

Jul 30, 2021 · 2021 Ram 1500: Car and Driver 10Best. 2022 Ford F-150 Lightning: Pricing and Info. The RST trim is almost your cheapest path to the 6.2-liter and the 10-speed. A four-wheel-drive, crew-cab, short ... There have been a number of reports of problems with Chevy transmissions, particularly with the 6-speed automatic transmission in the Chevrolet Silverado and Tahoe. These issues include rough …Chevy transmission won’t shift, stuck in 1st gear or limp mode – Speedometer may always display zero. It could be internal transmission failure, low transmission fluid, or a faulty Vehicle Speed Sensor (VSS sensor). Chevy transmission won’t go into 3rd or 4th gear – This indicates that 3 or 4 gear clutches are worn.Dec 7, 2023 ... 2019-2024 Sierra/Silverado: 10-speed Transmission Fluid & Filter Change (10L80) ... 6:17. Go to ... 2019 GMC Sierra AT4 - Transmission Problems!!1 Like. 2021 chevy silverado 1500 slips first shift from my automatic transmission when you first pull out in the morning i took it 2 times to chevy they said …Feb 1, 2022 ... 2020 gmc terrain 1.5 SLE 9 speed ... I have a 2021 1.5 Turbo, 6 speed, AWD, Equinox Premier. ... I never had a problem in the 6 years I owned it...Common possibilities: Transmission clutches slipping (might try replacing transmission fluid w/fresh stuff) Solenoid problem (as above) Sensor problem. Mustangman September 28, 2022, 2:35am 4. If it really IS slipping, it won’t do it very long and you’ve registered the warranty complaint with GM. If it fails, you should be covered.Another major problem you can find in 2021 chevy 6.6 gas problems is the deficiency of horsepower ... and towing weight. Based on a 2022 Chevy Silverado HD, the Duramax 6.6 turbo-diesel engine has 445 HP, 910 Lbs.-Ft. of torque, and the highest towing capacity is 36,000 lbs. ... Many people debate that the ten-speed transmission will be …6. Bad Transmission Fluid. Like your automatic transmission, the torque converter is full of transmission fluid. This fluid helps cool the converter and transfers energy. If your Silverado has bad transmission fluid, it can cause the torque converter to go bad. Taking a look at the transmission fluid should be the first thing that you do.

4. Remove the transmission oil cooler pipe assembly from the transmission. 5. Install the DT-52263-1 Adapter Block Assembly (1), reusing the seal from the transmission oil cooler pipe assembly. 6. Tighten the bolt (2) to 22Y (16lbft). 7. Place the hose (3) in the GE-47716-2 Graduated Measuring Bucket, utilizing a Spring Clamp to retain the hose.4. Remove the transmission oil cooler pipe assembly from the transmission. 5. Install the DT-52263-1 Adapter Block Assembly (1), reusing the seal from the transmission oil cooler pipe assembly. 6. Tighten the bolt (2) to 22Y (16lbft). 7. Place the hose (3) in the GE-47716-2 Graduated Measuring Bucket, utilizing a Spring Clamp to retain the hose. 2021 Chevrolet Silverado The 2021 Chevrolet Silverado 1500 is one of the most popular full-size pickup trucks. Chevy's half-ton 2021 Silverado truck offers outstanding powertrain options and strong towing capacities. Approximately 519,000 Chevrolet 2021 Silverado 1500 trucks were sold in the United States. Despite Page 4 March, 2021 Bulletin No.: 21-NA-047 any other known vehicle vibration issues (tires, brakes, etc.) before conducting test. If TCC Shudder is present, a vibration peak will appear. TCC Shudder vibration frequency is stationary in 8th gear. If the vibration frequency follows vehicle speed or engine speed, then it is NOT TCC Shudder.Instagram:https://instagram. exit 32 climbingstardew ginger island crystal cavemartin and ruttmasjid noor houston NealC. 52 posts · Joined 2017. #2 · Dec 5, 2021. I have a 2017 and 2018 Silverado 6.2L 8 speed that both got the shudder at 50 mph and 1200 rpm. A transmission flush with the new transmission fluid fixed both of them. I had a couple friends that had the issue and the flush did not work. If the dealer does not fix the issue, they are required ...This article applies to the Chevrolet Silverado 2nd Generation (2007-2013). If your transmission isn’t acting right, its undesirable behavior could include one or more of the following: Taking too long to shift; the engine revs higher than normal RPMs before a shift happens. Making hard shifts, which occur with a noticeable clunking noise and ... the shoppes at davis lakecostco niles gas Jan 27, 2024 ... ... , replacement, chevrolet transmission, 6-speed transmission slip, 6 speed transmission, newer transmission failure, problems, process,Oct 20, 2021 ... Chevy trans shudder issue - best fluid? ... Only got a 2021 just because i still own the ... If you have the 8 speed then it never came with Dex 6 ... central plains nation nyt The common problems of Chevrolet Silverado’s recorded by are: Hard or rough shifting is a common transmission problem with the General motor’s Silverado. It makes the driving experience not so smooth. When you are experiencing a hard or rough shifting, it becomes hard to switch between gears. There is no smooth transition, and most times ...GM, which represents the owners of various GM vehicles who have one of two models of eight-speed automatic transmissions — the GM 8L90 or 8L45 — made between 2015 and March 1, 2019.