DTC P1631 Buick

AV Control Unit

AV Control Unit

Description

An initial diagnosis error is detected in AV communication circuit.

Cause and Solution

Replace AV control unit. If the malfunction occurs constantly.

Video Guide

Duration: PT3M34S | Uploaded: 2020-06-15

Diagnostic Info

  • DTC Code: P1631
  • Brand: Buick
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