One problem related to defogger heater has 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.
Heater quit working, then car started overheating. Turning off heater/defroster causes it to stop overheating so much, but temperature still rises when waiting at lights. Car is also needing oil replacement, after having an oil change 2 months and 1500 mi ago. Mileage is around 60,000. There is oil leaking out in various places around the engine.
| Defogger problems | |
| Windshield Wiper/washer problems | |
| Windshield problems | |
| Rear Window Defogger problems | |
| Wiper problems | |
| Defogger Heater problems |