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 G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISENGINE MECHANICALSTARTERBATTERY, CHARGING SYSTEM AND STARTING SYSTEMREPAIR INSTRUCTIONSAUXILIARY GENERATOR BRACKET REPLACEMENTINSTALLATION PROCEDURE

2008 Chevrolet Chevy Express G3500, Van Passenger Extended

Installation Procedure

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Installation Procedure

Fig 1: View Of Auxiliary Generator Bracket & Bolt (6.6L (LLY))

Courtesy of GENERAL MOTORS CORP.

Install the auxiliary generator bracket.

NOTE: Refer to Fastener Notice .

Install the auxiliary generator bracket bolts.
Tighten: Tighten the bolt to 50 N.m (37 lb ft).

Fig 2: Identifying Auxiliary Generator & Bolts

Courtesy of GENERAL MOTORS CORP.

Install the auxiliary generator (4).
Install the auxiliary generator bolts (3).
Tighten: Tighten the bolt to 50 N.m (37 lb ft).

Fig 3: View Of Positive Cable At Auxiliary Generator (6.6L (LLY) Engine)

Courtesy of GENERAL MOTORS CORP.

Install the positive cable to the auxiliary generator, perform the following:
1. Install the positive cable.
2. Install the positive cable nut (1).
  Tighten: Tighten the nut to 9 N.m (80 lb in).
3. Slide the boot (4) up to cover the terminal stud.
Install the drive belt. Refer to Drive Belt Replacement .
Connect the auxiliary generator electrical connector (3).
Install the radiator fan shroud. Refer to Engine Coolant Fan Upper Shroud Replacement (4.3L, 4.8L, 5.3L, 6.0L, 6.2L, 7.0L) or Engine Coolant Fan Upper Shroud Replacement (6.6L) .

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.