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 MANUALSCHEVROLET2008UPLANDER LT, 3.9 1REPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTEXTERIOR LIGHTSLIGHTING SYSTEMSDIAGNOSTIC INFORMATION AND PROCEDURESDTC B2610CIRCUIT/SYSTEM TESTING
2008 Chevrolet Uplander LT, 3.9 1
Circuit/System Testing
2008 Chevrolet Uplander LT, 3.9 1SECTION Circuit/System Testing
- Ignition OFF, disconnect the harness connectors at all components fed by the instrument panel lamp supply voltage circuit.
- Ignition ON, clear the DTC with a scan tool.
- Operate the vehicle within the conditions for running the DTC and verify the DTC does not reset.
- If the DTC resets, test the instrument panel lamp supply voltage circuit for a short to ground. If the circuit tests normal, replace the BCM.
- Reconnect each component one at a time and verify that the DTC does not reset.
- If the DTC resets, test or replace the component responsible for setting the DTC.
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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.