NHTSA Complaint #11669704 — 2014 CHEVROLET SILVERADO 1500

The contact owns a 2014 Chevrolet Silverado 1500. The contact stated while driving 55 MPH and depressing the accelerator pedal, the vehicle failed to accelerate as intended and decelerated unintendedly. The contact pulled over to the side of the road, turned off and restarted the vehicle; however, the failure persisted. The contact was able to continue driving; however, the vehicle failed to exceed 20 MPH. There was no warning light illuminated. The vehicle was taken the dealer, where it was diagnosed and determined that the engine lifters needed to be replaced, and the contact was provided an estimate for the repair. The vehicle was then taken to an independent mechanic, where the upper part of the engine was rebuilt, and the lifters were replaced. The vehicle was repaired. The manufacturer was notified of the failure. The contact was referred to the NHTSA Hotline for assistance. The failure mileage was 98,000.