Installation Procedure

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Installation Procedure
WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Sunroof Window And Retaining Screws
    GM752282Courtesy of GENERAL MOTORS CORP.
  1. Position the sunroof window (1) to the vehicle.
  2. Loosely insert the screws (2) that retain the sunroof window (1) to the sunroof module assembly.
  3. NOTE: Refer to Fastener Notice .
  4. Adjust the sunroof window panel as necessary. Refer to Sunroof Window Height and Opening Fit AdjustmentΒ .

    Tighten:Β  Tighten the screws to 3 N.m (27 lb in).

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.