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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 512 (ENGINE COOLING SYSTEM)REPAIR INSTRUCTIONSFAN CLUTCH REPLACEMENTREMOVAL PROCEDURE
2008 Chevrolet Chevy Express G3500, Van Passenger Extended

Removal Procedure

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Removal Procedure
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.
  1. Remove the upper 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) .
    2. Fig 1: Identifying fan clutch assembly
    GM1732059Courtesy of GENERAL MOTORS CORP.
  2. Install the J 41240-5A  onto the fan clutch nut.

    Install the J 46406  in order to secure the pulley.

  3. Remove the fan clutch assembly.
  4. Inspect the following components for cracks, distortion, or other damage:
    • The belt
    • The hub
    • The adapter
    • The pulley
  5. Remove the cooling fan from the fan clutch. Refer to Fan Replacement .
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.