NHTSA Complaint #11688841 — 2023 CHEVROLET SILVERADO 1500

The contact owns a 2023 Chevrolet Silverado 1500. The vehicle was recently repaired under NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling). The contact understood that the option was to use a higher viscosity oil, replace the oil fill cap, and oil filter replacement. The contact stated that the remedy was insufficient to resolve a possible failure with the engine. The contact was hearing abnormal ticking sounds coming from the engine after starting the vehicle in the morning since the recall repair. The contact stated that once the engine had warmed up, the ticking sound ceased. There was no warning light illuminated. The manufacturer was informed of the failure and referred the contact to the NHTSA Hotline for assistance. The contact had not experienced a failure with the engine.