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Home >> Chevrolet >> 2017 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 38 (HVAC System - Automatic) >> Diagnostic Information and Procedures >> DTC B0223, B022A, B0233, B023A, B0408, or B0418 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
  1. Perform the Actuator Recalibration  procedure.
  2. Verify the concern or DTC has been corrected.
    • If the concern or DTC has not been corrected 
    1. Verify DTC B023A is not set.
      • If DTC B023A is set

        Refer to Circuit/System Testing - DTC B023A.

      • If DTC B023A is not set

        Refer to Circuit/System Testing - DTC B0223, B022A, B0233, B0408 or B0418.

    • Go to next step: If the concern or DTC has been corrected 
  3. All OK.
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