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.