Removal Procedure

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Removal Procedure
WARNING: This page is about a different car, the 2009 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Upper Generator Mounting Bolts
    GM887719Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection (Side Post)Β  or Battery Negative Cable Disconnection and Connection (LHD With Top Post)Β .
  2. Remove the generator drive belt. Refer to Generator Drive 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. Cut the tie strap securing the wiring harness to the generator.
  7. Fig 2: View Of Lower Generator Mounting Bolt
    GM887723Courtesy of GENERAL MOTORS CORP.
  8. Remove the lower generator mounting bolt.
  9. Lift the generator off of the mounting bracket in order to gain access to the connector and the generator output BAT terminal nut.
  10. Disconnect the wire harness electrical connector from the generator.
  11. Reposition the protective boot from the generator output battery terminal for access.
  12. Remove the generator output battery terminal nut and disconnect the battery positive lead from the generator.
  13. 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:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.