DTC U1040 Chevrolet

ECM Communication Circuit Malfunction

ECM Communication Circuit Malfunction

Description

The engine drivetrain specification and or destination information from the ECM does not match the skid control ECU data.

Cause and Solution

ECM

Video Guide

Duration: PT3M52S | Uploaded: 2020-08-10

Diagnostic Info

  • DTC Code: U1040
  • Brand: Chevrolet
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