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 1009 (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM)REPAIR INSTRUCTIONSBATTERY 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 is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Battery Hold Down Retainer & Bolt

Courtesy of GENERAL MOTORS CORP.

Install the battery.

NOTE: Refer to Fastener Notice .

Install the battery hold down retainer and bolt.
Tighten: Tighten the bolt to 25 N.m (18 lb ft).

Fig 2: View Of Front Fender Rear Upper Brace & Bolts

Courtesy of GENERAL MOTORS CORP.

Install the front fender rear upper brace and bolts.
Tighten: Tighten the bolts to 9 N.m (80 lb in).

Fig 3: View Of Battery Cable Components

Courtesy of GENERAL MOTORS CORP.

Position the starter solenoid cable to the battery.
Install the starter solenoid cable to the positive battery terminal.
Tighten the starter solenoid cable nut (5).
Tighten: Tighten the nut to 5 N.m (44 lb in).
Close the starter solenoid cable cover at the positive battery terminal.
Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (w/Single Battery) or Battery Negative Cable Disconnection and Connection (w/Auxiliary Battery) or Battery Negative Cable Disconnection and Connection (w/Dual Batteries) .

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.