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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 95 (Seat Heating System And Seat Cooling System) >> Diagnostic Information and Procedures >> Front Heated Seat Malfunction (With Memory A45) >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2015 Chevrolet Trax and 2015 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
  1. Engine ON.
  2. Verify that no heated seat DTCs are set.
    • If no heated seat DTCs are set 
  3. Verify the scan tool Front Seat Heating Control Module Driver Seat Heating/Venting/Cooling Mode parameter changes between Off and Back & Cushion Heat after pressing the driver heated seat switch.
    • If the parameter does not change 

      Replace the K33 HVAC Control Module.

    • If the parameter changes 
  4. Verify the scan tool Passenger Front Seat Heating/Venting/Cooling Mode Switch parameter changes between Off and Back & Cushion Heat after pressing the passenger heated seat switch.
    • If the parameter does not change 

      Replace the K33 HVAC Control Module.

    • If the parameter changes 
  5. Refer to Circuit/System Testing.
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