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 MANUALSCHEVROLET2006SUBURBAN C2500, 6.0 UREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 907 (OBJECT DETECTION SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDTC B0968CIRCUIT/SYSTEM TESTING
2006 Chevrolet Suburban C2500, 6.0 U
Circuit/System Testing
2006 Chevrolet Suburban C2500, 6.0 USECTION Circuit/System Testing
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.
IMPORTANT:
When removing connectors inspect for damage or corrosion. Damage or corrosion in the following requires repair or replacement of the affected component/connector.
- The information center telltale assembly indicator
- The object alarm module
- The information center telltale assembly indicator wiring harness connector
- The object alarm module wiring harness connector
- Ignition ON, use the scan tool and perform the LED Test in Special Functions. The scan tool will command each indicator to turn ON then proceed to the next one. Verify that the information center telltale indicators turn ON.
- If none of the information center telltale indicators turn ON refer to Information Center Telltale Malfunction .
- Remove the object alarm module connector. Refer to object alarm module replacement in Repair Instructions for connector location.
- The information center telltale does turn ON then remove the rear information center telltale assembly. Refer to information center telltale assembly replacement in Repair Instructions for connector location.
- Test all the indicator circuits between information center telltale assembly indicator connector and the object alarm module for a short to voltage or an open. Verify that a short to voltage or an open does not exist.
- If any of the above conditions are found make the appropriate repair.
- Reconnect the object alarm module connector.
- Ignition ON, connect a test lamp between the telltale assembly supply voltage circuit and each indicator control circuit on the information center telltale indicator connector one at a time. With the scan tool perform the LED Test. Verify that each indicator illuminate the test lamp.
- If the test lamp does not illuminate replace the object alarm module.
- Each indicator illuminate the test lamp then replace the information center telltale assembly replacement (rear). After replacement refer to Repair Verification .
RENDER: 1.0x
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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.