Circuit/System Testing
WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
Diagnose all vehicle DTCs before using this diagnostic.
The malfunction must be present during diagnosis in order to prevent unnecessary parts replacement.
The malfunction must be present during diagnosis in order to prevent unnecessary parts replacement.
Ignition OFF for 5 seconds, ignition ON, observe that the vehicle dynamics caution indicator functions by illuminating for 2 seconds then turns OFF.
- If the vehicle dynamics caution indicator does not illuminate, with the scan tool, select instrument panel special functions Display Test. Command the instrument panel lamps ON and OFF. Verify the VDC lamp turns ON and OFF.
- If the VDC warning lamp does not turn OFF, replace the IPC.
- If the VDC warning lamp does turn OFF, replace the EBCM.