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Home >> GMC >> 2015 >> Canyon SL >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC System - Automatic >> Diagnostic Information and Procedures >> DTC B0223, B0233, B023A, or B0408: Recirculate Position Command 1/Air Flow Control/Main Temperature Control >> Circuit/System Verification

Circuit/System Verification

  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, B0233, or B0408.
    • If the concern or DTC has been corrected 
  3. All OK.