Circuit/System Verification
WARNING: This page is about a different car, the 2012 Buick Verano. However, it is still accessible from the selected car via links, so may be relevant.
- Engine Running.
- Verify the rear window defogger turns ON and OFF when commanding the rear window defogger ON and OFF with a scan tool.
- If the rear window defogger does not turn ON or OFF
Refer to Circuit/System Testing
- If the rear window defogger turns ON and OFF
- If the rear window defogger does not turn ON or OFF
- All OK.