Installation Procedure

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Installation Procedure
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 Chevrolet Tahoe, 2003 Chevrolet Suburban, and 2003 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the stop lamp to the cargo box bridge center bar.
  2. Fig 1: Installing Procedure High Mounted Stop Lamp (Avalanche) (1 Of 2)
    G01457638Courtesy of GENERAL MOTORS CORP.
  3. Connect the electrical connector.
  4. Install the panel assembly to the vehicle.
  5. Install the cargo box bridge center bar. Refer to PANEL REPLACEMENT - CARGO BOX BRIDGE CENTER (AVALANCHE) or PANEL REPLACEMENT - CARGO BOX BRIDGE CENTER (ESCALADE EXT) in EXTERIOR TRIM .
  6. Inspect the operation.
  7. Install the rear compartment cover assembly.
  8. Fig 2: Installing Procedure High Mounted Stop Lamp (Avalanche) (2 Of 2)
    G01457639Courtesy 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:

  • 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.