The contact owns a 2017 Chevrolet Suburban. The contact stated while driving 25 MPH, the check engine warning light flashed, and the traction control warning light illuminated. The contact was able to pull over to the side road and contacted the dealer. The dealer advised the contact to not restart the vehicle. The vehicle was towed to the dealer, where it was diagnosed with lifter valves failure. The dealer determined that the two banks of lifter valves and the camshaft needed to be replaced. The contact stated that the vehicle was previously repaired under warranty for the same failure. The dealer provided an estimate for the repair. The vehicle was not repaired. The manufacturer was notified of the failure and a case was filed. The manufacturer referred the contact to the dealer for assistance in reducing the cost of the repair. The failure mileage was approximately 43,000.