NHTSA Complaint #11507512 — 2017 CHEVROLET EQUINOX

The contact owns a 2017 Chevrolet Equinox. The contact stated while driving 70 MPH, the vehicle made abnormal rattling sounds that progressively became louder. There was no warning light illuminated. The contact was able to continue driving. The contact pulled into a parking lot and turned off the vehicle. The contact stated that she lifted the hood to inspect the vehicle but could not determine the cause of the failure. The contact stated upon restarting the vehicle, the message "Oil Pressure Low. Turn Engine Off" was displayed. A towing agent informed the contact that oil had leaked significantly underneath the vehicle while she was driving. The vehicle was towed to the dealer, where it was diagnosed that the rear main seal was blown out, causing the engine oil leak. The dealer informed the contact that the cold weather had frozen the PCV, which became cluttered and blew out, causing the rear main seal to be blown. The manufacturer was notified of the failure and a case was opened; however, no assistance was provided. The failure mileage was approximately 65,550.