Two problems related to windshield have been reported for the 2003 Chevrolet Impala. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Chevrolet Impala based on all problems reported for the 2003 Impala.
Wipers work intermittently. Can cause accident when they are not working. Have not yet been able to determine cause of failure due to not being able to recreate failure mode. Work great when you don't need them, but when it is raining they almost always fail!.
Windshield leaked water inside of dashboard. Dealer inspected the vehicle. However, dealer could not find the cause of problem.