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Home >> Chevrolet >> 2024 >> Tahoe Commercial, 4WD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Power Door Locks And Vehicle Access - Diagnostic Information And Procedures (1 Of 2) >> Diagnostic Information and Procedures >> DTC B16C5 (TC2) >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON, all vehicle doors unlocked, verify the liftgate mode switch is set to Full or 3/4
  2. Verify the liftgate will unlatch and power open while pressing the S45A Liftgate Release Switch - Exterior
    • If the liftgate does not release and power open 

      Refer to: Circuit/System Testing

    • Go to next step: If the liftgate does release and power open 
  3. A fault is not currently present and may be an intermittent condition
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