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Home › GMC › 2023 › Hummer EV Edition 1 › Repair and Diagnosis › Suspension › Suspension Control Systems › Suspension Controls System › Diagnostic Information and Procedures › DTC C1176 › Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Perform Test Compressor Pneumatic Operation with the scan tool.
  3. Verify Test Compressor Pneumatic Operation passes and compressor operates.
    • If test fails or compressor does not operate 

      Refer to Circuit/System Testing

    • Go to next step: If test passes and compressor operates 
  4. A fault is not currently present and may be an intermittent condition.
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