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 384 (SUPPLEMENTAL INFLATABLE RESTRAINT SYSTEM)REPAIR INSTRUCTIONSSIR DISABLING AND ENABLING ZONE 1ENABLING PROCEDURE

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6

Enabling Procedure

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

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Remove the key from the ignition.
Connect the front end sensor connectors (2) to both front end sensors.

Fig 1: Connecting The Front End Sensor Connectors To Both Front End Sensors - Zone 1
Courtesy of GENERAL MOTORS CORP.
Install the CPAs to both front end sensor connectors (2).
Install the SIR fuse into the fuse block.
Staying well away from all air bags, turn ON the ignition, with the engine OFF.
1. The AIR BAG indicator will flash 7 times.
2. The AIR BAG indicator will then turn OFF.
Perform theDiagnostic System Check - SIR if the AIR BAG indicator does not operate as described.

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.