DTC C126F GMC

AV Control Unit - Internal Communication

AV Control Unit - Internal Communication

Description

Internal malfunction of AV control unit (internal communication error) is detected.

Cause and Solution

AV control unit power supply and ground circuit

Video Guide

Duration: PT3M52S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: C126F
  • Brand: GMC
Back to Blog