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 MANUALSCHEVROLET2000CAB & CHASSIS K2500, 7.4 J, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 485 (SUPPLEMENTAL INFLATABLE RESTRAINT SYSTEM)DISABLING & ACTIVATING AIR BAG SYSTEMACTIVATING SYSTEMZONE 3
2000 Chevrolet Cab & Chassis K2500, 7.4 J, Automatic
Zone 3
2000 Chevrolet Cab & Chassis K2500, 7.4 J, AutomaticSECTION Zone 3
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 Chevrolet Tahoe, 2003 Chevrolet Suburban, and 2003 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- Ensure ignition is off and key is removed. Connect driver-side air bag module connector. See Figure. Install Connector Position Assurance (CPA) clip.
- Install SIR fuse in fuse block. Staying well away from air bag modules, turn ignition on. Check air bag system for proper operation. See SYSTEM OPERATION CHECK .
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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.