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Home >> Cadillac >> 2017 >> CTS Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 249 (Sunroof System) >> Diagnostic Information and Procedures >> Power Sunroof/Sunshade Malfunction >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2016 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Perform the sunroof motor initialization procedure. Refer to Sunroof Window Motor Initialization .
  2. Ignition ON.
  3. Verify the sunroof opens and closes when pressing the open and close sunroof switch.
    • If the sunroof does not open or close 

      Refer to Circuit/System Testing - Power Sunroof Malfunction.

    • If the sunroof opens and closes 
  4. Verify the sunroof opens and closes to the vent position when pressing the open and close sunroof vent switch.
    • If the sunroof does not open or close to the vent position 

      Refer to Circuit/System Testing - Power Sunroof Malfunction.

    • If the sunroof opens and closes to the vent position 
  5. Verify the sunshade opens and closes when pressing the open and close sunshade switch.
    • If the sunshade does not open or close 

      Refer to Circuit/System Testing - Power Sunshade Malfunction.

    • If the sunshade opens and closes 
  6. All OK.