NHTSA Complaint #11690272 — 2018 CHEVROLET TRAVERSE

The contact owns a 2018 Chevrolet Traverse. The contact stated that the "Shift to Park" message was displayed. The message was displayed after shifting into park(P). The vehicle was taken to a dealer to be diagnosed; however, the dealer was unable to determine the cause of the failure. However, the dealer informed the contact that the issue was a known issue, requiring that the wiring harness and shifter needed to be replaced. There was no diagnostic code was detected on the OnStar App. The failure occurred intermittently, but during the most recent failure, the vehicle continued to roll after being shifted into park(P). The contact quickly shifted into reverse and engaged the parking brake, and the vehicle lost power without being turned off. The vehicle became inoperable and could not be unlocked. The vehicle was towed to the dealer for additional examination. The manufacturer was not informed about the failure. The failure mileage was unknown.