Jun 30, 2026Engine & coolingEngine
The contact owns a 2023 Chevrolet Traverse. The contact stated that while driving at an undisclosed speed, there was an abnormally loud sound coming from underneath the vehicle while depressing the accelerator pedal to accelerate. No warning light was illuminated. The vehicle was taken to a local independent mechanic, where it was diagnosed with a hole in the exhaust system causing the acceleration failure. The vehicle was repaired out of pocket. The local dealer was contacted; however, the vehicle was not diagnosed or repaired due to the waiting period suggested. The manufacturer was not made aware of the failure. The failure mileage was approximately 44,000.
NHTSA ODI 11747387
Jun 24, 2026Engine & cooling
The contact owns a 2023 Chevrolet Traverse. The contact stated that while driving up a ramp at an undisclosed speed, the exhaust system detached after scraping the underside of the vehicle. No warning lights were illuminated. A dealer was contacted, however the vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 18,000.
NHTSA ODI 11746177
Apr 7, 2025Engine & cooling1 injury
The contact owns a 2023 Chevrolet Traverse. The contact stated that while his wife was driving at an undisclosed speed, exhaust fumes entered the vehicle, causing her to have headaches. The vehicle was taken to the dealer, who determined that the exhaust pipe had corroded and cracked, leaking fumes through the muffler and Y-pipe. The contact was informed that the Y-pipe needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was approximately 55,000.
NHTSA ODI 11653267