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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1242 (SUNROOF SYSTEM)REPAIR INSTRUCTIONSSUNROOF MODULE ASSEMBLY REPLACEMENTREMOVAL 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 2008 Chevrolet Malibu Classic. However, it is still accessible from the selected car via links, so may be relevant.
    IMPORTANT: A new sunroof module assembly does not include the sunroof window, the motor, the sunshade, or the finishing lace as components. You must install the old components to the new sunroof module assembly.
  1. Remove the sunroof window. Refer to Sunroof Window Replacement .
  2. Remove the sunshade panel. Refer to Sunroof Sunshade Replacement .
  3. Remove the sunroof finishing lace. Refer to Sunroof Opening Trim Finish Lace Replacement .
  4. 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 (Sedan) .
    5. Fig 1: View Of Sunroof Front Drain Hose
    GM893482Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the front sunroof drain hoses from the drain spigot.
    6. Fig 2: View Of Sunroof Rear Drain Hose
    GM893483Courtesy of GENERAL MOTORS CORP.
  6. Disconnect the rear sunroof drain hoses from the drain spigot.
    7. Fig 3: View Of Bolts Securing Sunroof Module Motor Base To Roof
    GM1224092Courtesy of GENERAL MOTORS CORP.
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.