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 MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2558 (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM)REPAIR INSTRUCTIONSBATTERY NEGATIVE CABLE REPLACEMENTINSTALLATION PROCEDURE
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
Installation Procedure
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Installation Procedure
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- If the negative battery cable was replaced, install the battery current sensor, if equipped. Refer to Battery Current Sensor Replacement .
- Install the negative battery cable to the vehicle, if equipped with a battery current sensor.
- Install the negative battery cable to the vehicle, if equipped without a battery current sensor.
- Ensure that the engine harness terminal (3) is position behind the negative battery terminal (2).
- Position the negative battery cable terminal (2) to the cylinder head.
- Install the negative battery cable stud (1) to the front of the right cylinder head.
Tighten
Tighten the stud to 25 N.m (18 lb ft).
- Install the negative battery cable clip (1) to the right wheelhouse liner.
- Raise the vehicle.
- Install the negative battery cable clip (2) to the chassis harness.
- Route the negative battery cable terminal (3) through the opening between the radiator support and frame.
- Ensure that the negative battery cable is positioned behind the forward lamp harness.
- Install the forward lamp wiring harness terminal (2) to the frame. Ensure that the anti-rotation tab is inserted into the hole in the frame.
- Install the forward lamp wiring harness ground bolt (1).
Tighten
Tighten the bolt to 25 N.m (18 lb ft).
- Lower the vehicle.
- Install the battery current sensor (3) clip to the battery tray, if equipped with a battery current sensor.
- Connect the engine harness electrical connector (1) to the battery current sensor.
- Install the air cleaner outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement .
- Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
CAUTION:
Refer to Fastener Caution .
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.