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 MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 54 (HVAC SYSTEM - AUTOMATIC)REPAIR INSTRUCTIONSINSIDE AIR TEMPERATURE SENSOR ASSEMBLY REPLACEMENTINSTALLATION PROCEDURE

2008 Chevrolet Chevy Express G3500, Van Passenger Extended

Installation Procedure

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Installation Procedure

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Install the new sensor grille to the headliner.

Fig 1: View Of Inside Air Temperature Sensor

Courtesy of GENERAL MOTORS CORP.

Install the inside air temperature sensor to the headliner and sensor grille.

Fig 2: View Of Inside Air Temperature Sensor Electrical Connector

Courtesy of GENERAL MOTORS CORP.

Connect the electrical connector to the inside air temperature sensor.
Install the left sunshade. Refer to Sunshade Replacement .
Install the left center pillar garnish molding. Refer to Garnish Molding Replacement - Center Pillar Upper .
Install the left center assist handle. Refer to Roof Rail Rear Assist Handle Replacement .
Install the left windshield garnish molding. Refer to Garnish Molding Replacement - Windshield Pillar .

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.