DTC C12D9 GMC

Lost Communication With Body Control Module A

Lost Communication With Body Control Module A

Description

CAN communication with BCM timed out.

Cause and Solution

ECM fuses Terminal resistor in ECM Malfunction in databus wiring or components Faulty BCM Faulty ECM

Video Guide

Duration: PT3M55S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: C12D9
  • Brand: GMC
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