On-Board Diagnostic Mode
WARNING: This page is about a different car, the 2003 Pontiac Montana, 2003 Oldsmobile Silhouette, and 2003 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
The Body Control Module (BCM) provides on-board diagnostics to assist in diagnosing BCM related malfunctions. The BCM has the following diagnostic capabilities when entering the on-board diagnostic mode:
- Feature Customization
- Displaying DTC codes
- Clearing DTC codes
- Input/Output Diagnostics
To access the on-board diagnostic mode, refer to ON-BOARD DIAGNOSTIC FEATURES .