One problem related to engine knocking noise has been reported for the 2003 Ford Explorer. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Ford Explorer based on all problems reported for the 2003 Explorer.
The contact owns a 2003 Ford Explorer. The contact stated that when she started the vehicle there was a knocking noise in the engine compartment. The vehicle was the towed to the dealer who stated that the timing chain failed. The vehicle was not repaired. The failure and current mileages were 92000.