2019 GMC Sierra 1500 transmission & drivetrain problems

Related recalls

• Recall 20V650000Oct 22, 202042 vehicles
  POWER TRAIN:DRIVELINE:DRIVESHAFT

  General Motors LLC (GM) is recalling certain 2019-2020 Chevrolet Silverado 1500 and GMC Sierra 1500 and 2020 Chevrolet Silverado 2500 trucks. One of the driveshaft joints may not have been properly welded, causing the driveshaft to separate while the vehicle is moving.

  Risk: If the driveshaft separates, there may be a loss of propulsion, increasing the risk of crash.

  Remedy: GM will notify owners, and dealers will replace the driveshaft, free of charge. The recall is expected to begin December 2020. Owners may contact Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-888-988-7267. GM's number for this recall is N202314870.

What owners say

1. Filed Oct 5, 2026120,500 miTXEngineTransmission & Drivetrain

   The contact owns a 2019 GMC Sierra 1500. While driving 65 MPH with cruise control activated, the messages "Service ESC", "Service Park Brake", and an unknown message was displayed, causing the cruise control to deactivate. The check engine and transmission warning lights illuminated. The vehicle was jerking and the transmission was lagging while driving. The vehicle was taken to the dealer, who determined that the camshaft and lifter needed to be replaced. The manufacturer…

   NHTSA complaint #11769031 · source
2. Filed Oct 2, 2026FLTransmission & Drivetrain

   Engine failure. My engine is near failure, loud knocking, check engine light and trusted repair shop analyzed. The repair diagnosis is that the engine will fail in the very near future and that is not safe to drive because of risk of failure. I like the truck and it is still in great condition (129k miles). So, I search for recall information and see the 6.2L 2021-2024 recall and see there is additional investigation underway on newer models. Is it possible it goes back to…

   NHTSA complaint #11768513 · source
3. Filed Oct 1, 2026NCTransmission & Drivetrain

   Truck has GMC 6.2L engine at 66,000 miles, lower end of engine failed. GMC refused to handle complete engine replacement. Final bill was $9858.66, GM covered $1400.00. Local GM dealer truck was purchased from refused to assist in any way. Dealer refused to give detailed diagnostic of what caused engine failure or the repairing tech's repair notes

   NHTSA complaint #11768360 · source
4. Filed Sep 8, 2026ILTransmission & Drivetrain

   I had complained to the dealer less than one year after purchase in may of 2019 that there was a shuddering noise and the transmission hesitates and seems to lock up at times. I was told it was "just how the 8-speed transmission operates". It has contnued throughout ownership and now seems to lose power and vibrates excessively during acceleration.

   NHTSA complaint #11762906 · source
5. Filed Aug 28, 2026AREngineFuel, Hybrid & EV PropulsionTransmission & Drivetrain

   I am the owner of a 2019 GMC Sierra 1500 4WD equipped with the 6.2L L87 V8, VIN [XXX], currently at 177,271 miles. On [ADD DATE] while driving 40-45 mph westbound on [XXX] near XXX in [XXX], in a school zone, the engine suffered sudden catastrophic internal failure with complete loss of propulsion and would not restart. No prior warning lights or low oil pressure warning. Vehicle required tow from school zone. GMC dealer inspected and verified catastrophic internal failure.…

   NHTSA complaint #11760257 · source
6. Filed Aug 20, 2026108,000 miTXTransmission & Drivetrain

   The contact owns a 2019 GMC Sierra 1500. The contact stated that while driving at an undisclosed speed, the accelerator pedal was depressed and the vehicle started jerking and shaking before unintendedly accelerating. Additionally, the vehicle jerked and started to lose motive power. The dealer was contacted; however, the vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 108,000.

   NHTSA complaint #11758287 · source
7. Filed Aug 12, 2026CAEngineTransmission & Drivetrain

   At approximately 85,000 miles, the engine in my 2019 GMC Sierra 1500 seized. The vehicle was parked when it occurred. Inability to start. This created a safety risk because an engine seizure can cause sudden loss of propulsion in traffic. Before the failure, I did not notice any red flags. The problem was inspected and confirmed by a GMC dealer, which diagnosed the condition as an engine seizure. The failed engine is not available for inspection. I am not aware of the…

   NHTSA complaint #11756622 · source
8. Filed Aug 12, 2026CAEngineTransmission & Drivetrain

   At approximately 85,000 miles, the engine in my 2019 GMC Sierra 1500 seized. The vehicle was parked when it occurred. This created a safety risk because an engine seizure can cause sudden loss of propulsion in traffic. Before the failure, I didn't notice anything that would raise any alarms. The problem was inspected and confirmed by a GMC dealer, which diagnosed the condition as an engine seizure. The failed engine is not available for inspection. I am not aware of the…

   NHTSA complaint #11756621 · source
9. Filed Aug 11, 2026126,098 miTXTransmission & Drivetrain

   The contact owns a 2019 GMC Sierra 1500. The contact stated that while at a red traffic light, the vehicle accelerated unintendedly, and the vehicle shuddered with an abnormal dinging sound coming from the vehicle. The message "Transmission Hot - Idle Engine" was displayed on the instrument panel. The vehicle was taken to a dealer where it was diagnosed and determined that the transmission was slipping, overheating, and that the transmission needed to be replaced. The…

   NHTSA complaint #11756219 · source
10. Filed Jul 27, 2026NYEngineOther / UnknownTransmission & Drivetrain

    Subject: Event of engine failure • While driving on a level paved road at 15 miles per hour in a busy area my 2019 GMC Sierra Denali pickup truck stalled in the middle of a busy street. • Truck stalled in a heavy traffic area at an intersection putting myself and passengers in a dangerous area and situation. This obstructed the normal flow of traffic causing a danger to pedestrians and normal vehicle traffic pattern. Each had to go around my disabled truck into oncoming…

    NHTSA complaint #11753006 · source
11. Filed Jul 15, 2026GAOther / UnknownTransmission & Drivetrain

    TSB 19-NA-121. My truck is experiencing the exact issues detailed in the listed TSB. Randomly and quite often my truck feels like I am running over speed bumps. This just started about 3 days ago. The truck has been maintained. Oil is changed on time and there was a 100,000 mile service and I just had a 150,000 service done. Currently there are roughly $148,000 miles on the vehicle. Is there a way to have GM cover the costs of the repairs even though my VIN# was not listed.…

    NHTSA complaint #11750497 · source
12. Filed Jul 14, 2026OKTransmission & Drivetrain

    Experienced the GMC shudder while driving on the highway. This is a known issue with GMC transmissions valve bodies and torque converters. I would like to know why my vehicle is not on the recall list 2019 GMC? 85,000 miles and has always shifted hard randomly when cold but was unaware of the problem until this shudder became an issue and started looking into it.

    NHTSA complaint #11750384 · source

Source: U.S. National Highway Traffic Safety Administration (NHTSA) Office of Defects Investigation public data. Complaints are submitted by owners and are not verified by NHTSA or by us; a complaint does not prove a defect exists. View this vehicle on NHTSA.gov Methodology