Action Taken When the DTC Sets
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 GMC Savana Special, 2003 GMC Savana Camper Special, 2003 GMC Savana, 2003 Chevrolet RV Cutaway, and 2003 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
- DTC B1477:
- The BCM stores DTC B1477 in memory.
- The circuits powered by the WND RAP relay will not operate.
- DTC B1478:
- The BCM stores DTC B1478 in memory.
- The circuits powered by the WND RAP relay remain powered at all times if the relay control circuit is shorted to battery.
- The circuits powered by the WND RAP relay will never be powered if the relay control circuit is open.