DTC C12BD Chevrolet
High Speed Communication Enable Circuit
High Speed Communication Enable Circuit
Description
The system voltage is between 9-16 volts. The BCM attempts to enable the modules connected to the high speed GMLAN serial data wake up circuit.
Cause and Solution
The BCM senses a short to ground on the serial data wake up circuit.
Video Guide
Diagnostic Info
- DTC Code: C12BD
- Brand: Chevrolet