One problem related to engine knocking noise has been reported for the 2003 Chevrolet Express 1500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Chevrolet Express 1500 based on all problems reported for the 2003 Express 1500.
The contact owns a 2003 Chevrolet Express 1500. On September 7, 2008, the contact started the vehicle and heard a knocking sound. The sound originated from the engine and persisted throughout the day. He checked the oil and noticed that there was only one quart. He placed more oil in the vehicle. The failure did not prevent him from accelerating. The contact took the vehicle to a local repair shop and was informed that the lifters and push rods were defective, which caused the engine to fail. The VIN was unknown. The current and failure mileages were 138,000.