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 MANUALSCHEVROLET2007EXPRESS 2500 V8-6.0LREPAIR AND DIAGNOSISSTARTING AND CHARGINGBATTERYBATTERY CABLENEGATIVESERVICE AND REPAIR
2007 Chevrolet Express 2500 V8-6.0L
Negative: Service and Repair
2007 Chevrolet Express 2500 V8-6.0LSECTION Service and Repair
Battery Negative Cable Replacement (4.8L, 5.3L And 6.0L)
Removal Procedure
1. On all models, disconnect the battery negative cable from the battery. Refer to Battery Negative Cable Disconnection and Connection.
2. Disconnect the battery negative cable lead from the inner fender panel.
3. On models with 5.3L engine, disconnect the battery negative cable lead from the frame.
4. On all models, disconnect the battery negative cable lead from the engine block.
5. On models with 4.8L and 6.0L engine, disconnect the battery negative cable lead from the frame.
6. On all models, remove the battery negative cable from the vehicle.
Installation Procedure
1. On all models, install the battery negative cable to the vehicle.
2. On models with 4.8L and 6.0L engine, connect the battery negative cable lead to the frame.
Notice: Refer to Fastener Notice.
3. On all models, connect the battery negative cable lead to the engine block.
Tighten the bolt that retains the battery negative cable lead to the engine block to 25 N.m (18 lb ft).
4. On models with 5.3L engine, connect the battery negative cable lead to the frame.
5. On all models, connect the battery negative cable lead to the inner fender panel.
Tighten the nut that retains the battery negative cable to the inner fender well to 10 N.m (89 lb in).
6. Connect the battery negative cable to the battery.
Tighten the battery negative terminal bolt to 17 N.m (13 lb ft).
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.