One problem related to catalytic convertor has been reported for the 2020 Chevrolet Traverse. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2020 Chevrolet Traverse based on all problems reported for the 2020 Traverse.
The contact owns a 2020 Chevrolet Traverse. The contact stated that upon starting the vehicle, the exhaust system made an abnormally loud sound. There was no warning light illuminated. The vehicle was taken to an unknown dealer, where it was determined that the front clamp on the exhaust system was loose. The dealer tightened the clamp; however, the failure persisted. The contact related the failure to TSB number: pip5681a (exhaust leak, lean codes, rattle noise, or catalytic converter failures). The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was approximately 68,000.