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Power Train
07/01/2023
The contact owns a 2021 Chevrolet Traverse. The contact stated that while driving approximately 45 MPH and stopping at a red light, the vehicle accelerated but failed to exceed 20 MPH. The vehicle was taken to a dealer; however, the failure could not be replicated. The contact stated that on another occasion, while stopped and attempting to make a left turn onto a highway at 75 MPH, the vehicle failed to accelerate above 20 MPH. The vehicle was taken to a dealer, where it was diagnosed, and it was determined that the transmission needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was approximately 54,000.
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Engine
03/03/2026
Both exhaust pipes before the catalytic converter are cracked and leaking at the same welded mounting bracket. One of them GM is coving under the extended warranty but the other one also needs replaced the turn off the engine warning light. It is allowing exhaust gas to leak under the car and is preventing the emissions from operating properly.
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Power Train, engine
11/03/2025
The contact owns a 2021 Chevrolet Traverse. The contact stated that while driving at various speeds, the vehicle failed to respond intermittently upon depression of the accelerator pedal. Additionally, the contact stated that the gear shifter failed to respond or responded slowly when releasing the gear shifter button intermittently. The gear shifter was easily moved to a different gear from unintended contact. While accelerating from a complete stop, the vehicle hesitated to respond, jerked, and made an abnormal sound while the RPMs were significantly elevated. The vehicle failed to respond upon shifting to reverse(R), and the gear shifter was sticky. The check engine warning light was illuminated. The vehicle was taken to an independent mechanic, where the contact was informed that there were fault codes found that were related to the transmission. An appointment was scheduled with the dealer for a diagnostic test. The vehicle was not yet diagnosed or repaired. The contact related th...
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Power Train
02/01/2025
I AM HAVING A LOT OF TRANSMISSION SHUDDER ESPECALLY WHEN ACCELERATING. NOTICED THAT CONSUMER REPORTS STATED IN THEIR MAGAZINE THAT THIS HAS BEEN A BIG PROBLEM FOR AT LEAST 5 YEARS. I DON'T UNDERSTAND WHY NHTSA HAS NOT MADE CHEVROLET DO SOMETHING TO FIX THIS PROBLEM WITH THE TORQUE CONVERTER.
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Power Train
01/06/2026
I was driving 45 mph on a state route when all of a sudden my drive shaft bolt came completely out and split my drive shaft in two causing me to lose control. No damage at all or rust or anything is visible on the drive shaft. Could have caused a serious injury or worse. I just had a Multi Point Inspection done the day before the incident occurred