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 G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2288 (OBJECT DETECTION SYSTEM)REPAIR INSTRUCTIONSREAR OBJECT SENSOR REPLACEMENTINSTALLATION PROCEDURE

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6

Installation Procedure

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Installation Procedure

WARNING: This page is about a different car, the 2010 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Do not refinish previously painted sensors.

Paint the new rear object sensor. Refer to Basecoat/Clearcoat Paint Systems .
Check the paint thickness to ensure it does not exceed 6 mils using a paint thickness gauge suitable for non-ferrous metals. Refer to Paint Gauges .

Fig 1: Aligning Keyhole With Key

Courtesy of GENERAL MOTORS CORP.

Align the keyhole (2) with the key (1) and press the rear object sensor bezel flush to the fascia.

Fig 2: Rear Object Sensor Housing

Courtesy of GENERAL MOTORS CORP.

Install the housing to the cutouts on the bezel through the back side of the fascia.

IMPORTANT: The spring keys must be on the top and bottom of the housing.

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.