Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2009TAHOE 2WD V8-6.0L HYBRIDREPAIR AND DIAGNOSISTESTING AND INSPECTIONPROGRAMMING AND RELEARNINGLIFTGATE CALIBRATION PROCEDURE
2009 Chevrolet Tahoe 2WD V8-6.0L Hybrid
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.