One problem related to side/rear glass has been reported for the 2003 Toyota 4Runner. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Toyota 4Runner based on all problems reported for the 2003 4Runner.
The driver side window blew out while the consumer was driving. The glass made scratches on the door. The manufacturer stated there were no complaints and the vehicle was out of warranty.