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 Dark Blue wire between BCM and back-up light relay.
- Poor connections at BCM, underhood electrical center, or back-up light relay.
- Internal open or short in back-up light relay.
If Dark Blue wire between BCM and back-up light relay is shorted to ground, back-up lights will stay on at all times. If Dark Blue wire between BCM and back-up light relay is open, back-up lights will stay off at all times.