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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 345 (Sunroof System) >> Diagnostic Information and Procedures >> DTC B3697: Sunroof Actuator >> Circuit/System Verification

Circuit/System Verification

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  1. Ignition ON.
  2. Verify DTC B3697 42 or DTC B3697 4B is not set.
    • If DTC B3697 42 or DTC B3697 4B is set 
    1. Calibrate the K61 Sunroof Control Module. Refer to Control Module References .
    2. Verify DTC B3697 42 or DTC B3697 4B does not set while operating the sunroof.
      • If DTC B3697 42 or DTC B3697 4B sets, replace the K61 Sunroof Control Module.
      • If DTC B3697 42 or DTC B3697 4B does not set
    3. All OK.
    • If DTC B3697 42 or DTC B3697 4B is not set 
  3. Verify DTC B3697 00 or DTC B3697 39 is not set
    • If DTC B3697 00 or DTC B3697 39 is set, replace the K61 Sunroof Control Module.
    • If DTC B3697 00 or DTC B3697 39 is not set
  4. All OK.