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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2269 (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM)REPAIR INSTRUCTIONSGENERATOR REPLACEMENT (LH2 /AWD)REMOVAL PROCEDURE
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6

Removal Procedure

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Removal Procedure
WARNING: This page is about a different car, the 2010 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Upper Generator Mounting Bolts
    GM887719Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection (LHD With Top Post)  or Battery Negative Cable Disconnection and Connection (Side Post) .
  2. Remove the generator drive belt. Refer to Generator Belt Replacement .
  3. Remove the upper generator mounting bolts (1,3).
  4. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  5. Remove the front air deflector. Refer to Front Air Deflector Replacement .
    6. Fig 2: Stabilizer Shaft Links
    GM874639Courtesy of GENERAL MOTORS CORP.
  6. Remove the front wheels. Refer to Tire and Wheel Removal and Installation .
  7. Remove the right side wheelhouse liner.
  8. Remove the right and left side stabilizer shaft links at the lower control arm. Refer to Stabilizer Shaft Link Replacement .
  9. Rotate the stabilizer shaft downward to gain access to the generator and to create a removal envelop for generator removal.
  10. Perform the remainder of the removal process through the wheelhouse opening.
  11. Cut the tie strap securing the wiring harness to the generator.
    12. Fig 3: Generator Electrical Connector
    GM887723Courtesy of GENERAL MOTORS CORP.
  12. Remove the lower generator mounting bolt.
  13. Lift the generator off of the mounting bracket in order to gain access to the connector and the generator output BAT terminal nut.
  14. Disconnect the wire harness electrical connector from the generator.
  15. Reposition the protective boot from the generator output battery terminal for access.
  16. Remove the generator output battery terminal nut and disconnect the battery positive lead from the generator.
  17. Remove the generator from the vehicle.
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.