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 1935 (SUPPLEMENTAL INFLATABLE RESTRAINT SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESPASSENGER PRESENCE SYSTEM INDICATOR CIRCUIT MALFUNCTIONCIRCUIT/SYSTEM TESTING
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
Circuit/System Testing
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Circuit/System Testing
WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
When removing connectors inspect for damage or corrosion. Damage or corrosion in the following requires repair or replacement of the affected component/connector.
- Driver information display assembly.
- Driver information display assembly wiring harness.
- Ignition OFF, disconnect the harness connector at the driver information display.
- Ignition ON, verify a test lamp illuminates between the ignition circuit terminal 9 and ground.
- If the test lamp does not illuminate, test the ignition circuit for a short to ground or an open/high resistance.
- Connect a test lamp between the control circuit terminal 13 and the ignition circuit terminal 9.
- With the passenger seat occupied and unoccupied the test lamp should switch states within 5 seconds.
- If the test lamp does not change state, test the control circuit for an open, short to ground, or short to voltage. If all circuits test normal replace the IPC.
- Connect a test lamp between the control circuit terminal 12 and the ignition circuit terminal 9.
- With the passenger seat occupied and unoccupied the test lamp should switch states within 5 seconds.
- If the test lamp does not change state, test the control circuit for an open, short to ground, or short to voltage. If all circuits test normal replace the IPC.
- If all circuits test normal, replace the driver information display.
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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.