Engine Exhaust System problems of the 2021 Chevrolet Traverse

The contact owns a 2021 Chevrolet Traverse. The contact stated that while starting the vehicle, the front exhaust pipe made an abnormally loud sound, and there was an odor inside the vehicle. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The manufacturer was made aware of the failure but informed the contact that there was no recall associated with the VIN. The failure mileage was approximately 74,000.

The contact owns a 2021 Chevrolet Traverse. The contact stated that while driving at an undisclosed speed, she heard an abnormal rattling sound emanating from underneath the vehicle. The check engine warning light was illuminated. The vehicle was taken to the dealer, who diagnosed a failure with the catalytic converter. Additionally, the contact was informed that the exhaust system needed to be replaced. The contact stated that the exhaust had previously failed and was replaced. The vehicle was not repaired. After investigating the failure, the contact related the failure to special coverage: n222385510. The manufacturer was not notified of the failure. The failure mileage was 61,000.

The contact owns a 2021 Chevrolet Traverse. The contact stated while driving at an undisclosed speed, there was an abnormal rattling sound coming from the exhaust pipe. There were no warning lights illuminated. The vehicle was taken to a local dealer; however, the vehicle was not yet diagnosed. The contact related the failure to technical service bulletin: pip5681c (exhaust leak, lean codes, rattle noise, or catalytic converter failure codes); however, the vehicle was not included. The manufacturer was made aware of the failure and referred contact to the NHTSA hotline for assistance. The failure mileage was approximately 33,000. The VIN was not available.

The contact owns a 2021 chevy Traverse. The contact stated that while driving at an undisclosed speed, she heard a rattling sound at the hood of the vehicle. An unknown warning light was illuminated. The vehicle was taken to the dealer where it was diagnosed that a hole was in the exhaust and needed to be replaced. The vehicle was repaired however, the failure recurred. No warning lights was illuminated. The contact stated that while driving at an undisclosed speed, she smelled an exhaust odor throughout the vehicle. The dealer was notified and an appointment was scheduled. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure and the contact was advised to have the vehicle diagnosed and to call the NHTSA hotline. The failure mileage was approximately 70,000.