One problem related to front suspension upper ball joint has been reported for the 2002 Ford Explorer. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2002 Ford Explorer based on all problems reported for the 2002 Explorer.
Intermittently when turning corners there was a loud popping sound coming from the front end of vehicle. The problem occurred three times in the last six months. Consumer determined that upper ball joints were worn out.