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 RELEARNINGSUSPENSION POSITION CALIBRATIONSUSPENSION POSITION CALIBRATION (WITHOUT Z95)
2009 Chevrolet Tahoe 2WD V8-6.0L Hybrid
Suspension Position Calibration (Without Z95)
2009 Chevrolet Tahoe 2WD V8-6.0L HybridSECTION Suspension Position Calibration (Without Z95)
Suspension Position Calibration (Without Z95)
Automatic Level Control (ALC) Trimset Procedure
If the system is functioning abnormally, performing the ALC Trimset recalibration procedure may correct the condition. When a system component has been replaced, ALC Trimset calibration must be performed. In the scan tool Special Functions menu, select ALC Trimset and follow the screen prompts to perform the procedure. Once the process has been completed, the system should be fully functional.
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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.