DTC P242B GMC

Chassis System Dedicated Bus Controller Malfunction

Chassis System Dedicated Bus Controller Malfunction

Description

The ignition is ON. The vehicle speed is greater than 40 km h (25 mph).

Cause and Solution

CAN HI and CAN LO circuits shorted together.CAN HI or CAN LO circuit shorted to ground.CAN HI or CAN LO circuit shorted to voltage.

Video Guide

Duration: PT3M59S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: P242B
  • Brand: GMC
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