Conditions for Setting the DTC
WARNING: This page is about a different car, the 2002 Pontiac Montana, 2002 Oldsmobile Silhouette, and 2002 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
The QBCM will set DTC 8 under any of the following conditions:
- The BCM detects an open in the keyless entry serial data circuit.
- The BCM detects a short to ground in the keyless entry serial data circuit.
- The BCM detects a short to voltage in the keyless entry serial data circuit.