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HOMESERVICE MANUALSPONTIAC2008GRAND PRIX BASEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 393 (SUNROOF SYSTEM)REPAIR INSTRUCTIONSSUNROOF MODULE ASSEMBLY REPLACEMENTREMOVAL PROCEDURE
2008 Pontiac Grand Prix Base

Removal Procedure

2008 Pontiac Grand Prix BaseSECTION Removal Procedure
WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
    IMPORTANT: Transfer all necessary parts to the sunroof module.
  1. Remove the sunroof window. Refer to Sunroof Window Replacement .
    2. Fig 1: View Of Sunroof Module Electrical Connector
    GM647217Courtesy of GENERAL MOTORS CORP.
  2. Remove the sunshade panel. Refer to Sunroof Sunshade Replacement .
  3. It is only necessary to lower the headliner. Only do those step in headliner replacement that will lower the headliner enough to gain access to the part. Refer to Headlining Trim Panel Replacement .
  4. Disconnect the electrical connector from the sunroof module.
    5. Fig 2: Identifying Sunroof Module Drain Hoses
    GM791513Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the front and rear drain hoses from the sunroof module.
    6. Fig 3: Identifying Sunroof Module & Components
    GM317129Courtesy of GENERAL MOTORS CORP.
  6. Have an assistant support the sunroof module.
  7. Remove the bolts from the sunroof module.
  8. Remove the sunroof module from the vehicle with an assistant.
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.