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 1840 (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM)REPAIR INSTRUCTIONS (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM)ENGINE GROUND STRAP REPLACEMENT (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM)INSTALLATION PROCEDURE (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM)

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6

Installation Procedure (Battery, Charging System And Starting System)

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Installation Procedure (Battery, Charging System And Starting System)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2009 GMC Savana Special, 2009 GMC Savana Camper Special, 2009 GMC Savana, 2009 Chevrolet RV Cutaway, and 2009 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Ground Strap Nut At Front Of Dash Stud

Courtesy of GENERAL MOTORS CORP.

Install the ground strap to the stud.

CAUTION: Refer to Fastener Caution .

Install the ground strap nut to the stud at the front of dash and tighten to 9 N.m (80 lb in).

Fig 2: View Of Ground Cable Bolt At Engine Block

Courtesy of GENERAL MOTORS CORP.

Position the ground strap and engine wiring harness ground.
Install the engine wiring harness ground bolt and tighten to 16 N.m (12 lb ft).
Install the engine cover. Refer to Engine Cover Replacement .

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.