Liftgate Calibration Procedure

2009 Chevrolet Tahoe 2WD V8-6.0L HybridSECTION Liftgate Calibration Procedure



Liftgate Calibration (Except Avalanche and EXT Escalade)

Important: To ensure proper calibration of the liftgate, the liftgate assembly must be at room temperature during calibration.


Conditions

Use this procedure after replacing, repairing, or disassembling any portion of the power liftgate assembly.

Calibrate Liftgate

1. Connect the Tech 2 to the vehicle.
2. Select Special Functions in the Liftgate Module menu.
3. Select LGM Open/Close Test.
4. Follow the on screen instructions.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.