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 MANUALSCHEVROLET2008EXPRESS 2500 V8-4.8LREPAIR AND DIAGNOSISSTARTING AND CHARGINGBATTERYBATTERY CABLESERVICE AND REPAIR
2008 Chevrolet Express 2500 V8-4.8L
Battery Cable: Service and Repair
2008 Chevrolet Express 2500 V8-4.8LSECTION Service and Repair
Battery Negative Cable Disconnection and Connection
Removal Procedure
1. Turn OFF all the lamps and accessories.
2. Turn the ignition OFF.
Caution: Refer to Battery Disconnect Caution.
3. Remove the battery ground (negative) cable and bolt from the battery.
4. Remove the battery ground (negative) cable and bolt from the battery for auxiliary battery.
Installation Procedure
Caution: Refer to Battery Disconnect Caution.
Notice: Refer to Fastener Notice.
Important: Clean any existing corrosion from the battery terminal bolt flange and the battery cable end.
1. Install the battery ground (negative) cable and bolt to the battery.
Tighten the battery terminal bolt to 17 N.m (13 lb ft).
Important: Clean any existing corrosion from the battery terminal bolt flange and the battery cable end.
2. Install the battery ground (negative) cable and bolt to the battery for the auxiliary battery.
Tighten the battery terminal bolt to 17 N.m (13 lb ft).
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.