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 1314 (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM)REPAIR INSTRUCTIONSBATTERY POSITIVE CABLE REPLACEMENT (LH2)INSTALLATION 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 is about a different car, the 2008 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Starter Motor & Connections

Courtesy of GENERAL MOTORS CORP.

Position the battery positive cable to the engine.
Install the positive battery cable to the retaining features on the engine wiring harness bracket.

NOTE: Refer to Fastener Notice .

Connect the battery positive cable (2) to the starter and install the starter terminal nut.
Tighten: Tighten the nut to 10 N.m (89 lb in).

Fig 2: Identifying Battery Positive Cable To Underhood Fuse Block

Courtesy of GENERAL MOTORS CORP.

Install the intake manifold. Refer to Intake manifold Replacement .
Connect the cable retaining clip to the stud.
Install battery positive cable (2) and nut (1) to the underhood fuse block.
Tighten: Tighten the nut to 15 N.m (11 lb ft).

Fig 3: View Of Underhood Fuse Box

Courtesy of GENERAL MOTORS CORP.

Install the underhood fuse block cover to the underhood fuse block.
Install the wiring harness to the retaining features on the underhood fuse block cover.

Fig 4: View Of Battery Cables

Courtesy of GENERAL MOTORS CORP.

Connect the battery positive cable to the battery.
Tighten: Tighten the bolt to 17 N.m (13 lb ft).
Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .

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.