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 V6-3.9LREPAIR AND DIAGNOSISSTARTING AND CHARGINGBATTERYBATTERY CABLESERVICE AND REPAIR
2008 Chevrolet Uplander V6-3.9L
Battery Cable: Service and Repair
2008 Chevrolet Uplander V6-3.9LSECTION Service and Repair
Battery Negative Cable Disconnection and Connection
Removal Procedure
Caution: Refer to Battery Disconnect Caution (Battery Disconnect Caution).
1. Record all presets and theft codes from the radio.
2. Turn off all the lamps and accessories.
3. Turn the ignition OFF.
4. Loosen the negative battery cable (2) nut.
5. Remove the negative battery cable from the battery.
Installation Procedure
Important: Clean any existing corrosion from the battery terminal bolt flange and the battery cable end.
1. Install the negative battery cable to the battery.
Notice: Refer to Fastener Notice (Fastener Notice).
2. Tighten the negative battery cable (2) nut.
Tighten the nut to 16 N.m (12 lb ft).
3. Reprogram the radio presets. Refer to Radio Setup (Programming and Relearning).
4. Re-initialize the power sliding doors. Refer to Rear Side Door Actuator Control Module Programming and Setup (Programming and Relearning).
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.