DTC P1816 Buick

DTC Detection Logic (Steering): Chain of STRG-IMMU

DTC Detection Logic (Steering): Chain of STRG-IMMU

Description

Inactive communication between steering control unit and BCM.

Cause and Solution

Harness or connectors (steering lock unit circuit is open or shorted) Steering lock unit BCM

Video Guide

Duration: PT3M54S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: P1816
  • Brand: Buick
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