DTC P0021 Buick

Electric Compressor (Hybrid)

Electric Compressor (Hybrid)

Description

After READY and A C ON A C inverter malfunction

Cause and Solution

Electric compressor CAN communication system

Video Guide

Duration: PT3M46S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: P0021
  • Brand: Buick
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