2025 CHEVROLET SILVERADO 2500 Complaints

The contact owns a 2025 Chevrolet Silverado 2500. The contact stated while driving 30 MPH, the engine light illuminated. There was an extremely loud knocking sound coming from the engine. The vehicle was taken to the local dealer and was diagnosed with a misfire in cylinder #2. There was no compression in cylinder #2. The vehicle was also experiencing catalytic convertor failure. The mechanic used a microscopic camera and determined that the cylinder wall and piston head were damaged. The contact was informed that the engine and turbo needed to be replaced. The vehicle was not repaired. The manufacturer was contacted and opened a case. The failure mileage was approximately 30. The VIN was not available.

Vehicle loses power when entering roadway. Vehicle fires at idle. Vehicle dies on roadway. Vehicle lurches aggressively without control. Vehicle shifts erratically and with aggression. DEALER STATED GM known issue where wires were run to the oxygen sensor wrong. Run across exhaust pipe. Exhaust melted wires to O2 and caused a short which computer poorly responds to.

Transmission lock-up while driving. Rear end of vehicle jumped up felt like I was rear ended. If this happened at higher speed or when towing it could cause serious injury to myself or others. The problem is well known by the dealers and GM manufacturing, they have recalled over 400000 trucks with this issue years 2020 to 2022 and yet they are still installing the faulty control bodies in the transmission of the 2023 to 2025 models. No warning messages, there was some shifting issues just before the lock-up.