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Home >> Buick >> 2012 >> Verano >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Power Door Lock System And Release Systems >> Diagnostic Information and Procedures >> DTC B3849 >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Verify the scan tool Exterior Driver Door Handle Switch parameter changes between Active and Inactive when pulling the driver door handle.
    • If the parameter changes 
  3. All OK.