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 MANUALSCHEVROLET2002AVALANCHE 2500, RWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 15 (BODY CONTROL MODULES)REMOVAL & INSTALLATIONHVAC CONTROL MODULEREMOVAL (IMPALA)
2002 Chevrolet Avalanche 2500, RWD
Removal (Impala)
2002 Chevrolet Avalanche 2500, RWDSECTION Removal (Impala)
WARNING: This page is about a different car, the 2002 Chevrolet Monte Carlo, 2002 Chevrolet Impala, 2001 Chevrolet Monte Carlo, and 2001 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
- Remove instrument panel cluster trim plate. See INSTRUMENT PANEL CLUSTER TRIM PLATE .
- Apply park brake. Place transaxle shift lever in 2nd gear. Open storage compartment door. Carefully pry rear of trim plate away from front floor console. Pull trim plate towards rear of vehicle in order to disengage front of trim plate. See Fig 1. Remove console shift control bezel. Disconnect electrical connector at rear of front floor console trim plate. Rotate trim plate 180 degrees. Lift trim plate over shift control handle. Disconnect wiring harness retainers from trim plate. Disconnect ashtray lamp and wiring harness. Disconnect cigar lighter electrical connector. Remove ashtray. Remove front floor console trim plate.
- Remove front floor console bolts near instrument panel, at transaxle shift control lever and under mat in rear bin. Pull console rearward in order to disengage clips from instrument panel. See Fig 2. Disconnect electrical connectors. Remove front floor console.
- Remove retaining screws from HVAC control module. Pull HVAC control module out from instrument panel. Disconnect electrical connectors from HVAC control module. Disconnect vacuum connectors from HVAC control module. Remove HVAC control module from instrument panel.
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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.