Diagnostic Aids
WARNING: This page is about a different car, the 2000 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
The following conditions may cause an intermittent:
- Intermittent short to ground or open in Orange/Black wire between BCM and left DRL relay.
- Poor connections at BCM, instrument panel electrical center or left DRL relay.
- Internal open or short in left DRL relay.
If Orange/Black wire between BCM and left DRL relay is shorted to ground, left DRL will stay on at all times. If Orange/Black wire between BCM and left DRL relay is open, left DRL will stay off at all times.