Diagnostic Aids
WARNING: This page is about a different car, the 2004 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
The following conditions can cause this concern:
- An open in the EDC control circuit.
- An short to ground or voltage in the EDC control circuit.
- A wiring problem, terminal corrosion, or poor connection in the EDC control circuit.