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Home >> Buick >> 2016 >> Encore Base, AWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System >> Diagnostic Information and Procedures >> DTC B273A: Hill Descent Control Switch >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Verify the scan tool Body Control Module Hill Descent Control Switch parameter changes between Active and Inactive when pressing and releasing the hill descent control switch.
    • If the parameter does not change 

      Refer to Circuit/System Testing.

    • If the parameter changes 
  3. All OK.
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