Installation Procedure

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Installation Procedure
WARNING: This page is about a different car, the 2006 GMC Sierra and 2006 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the I/P assembly to the vehicle.
  2. Install the harness hold down retainers to the I/P assembly.
  3. Install the I/P assembly retaining bolts (3) and nuts (4).
    Fig 1: Installing I/P Assembly
    GM394655Courtesy of GENERAL MOTORS CORP.

    Ensure the wire harness is routed to all of the openings.

  4. Install the harness to the I/P. Refer to Instrument Panel Electrical Center or Junction Block Replacement - Left and Instrument Panel Electrical Center or Junction Block Replacement - Right .
  5. Install both front window air duct to the I/P assembly.
  6. Install the IPC assembly. Refer to Instrument Panel Cluster (IPC) ReplacementΒ .
  7. Install the park brake release lever to the I/P. Refer to Park Brake Release Handle Assembly Replacement in Park Brake.
  8. Install the data link connector to the I/P. Refer to Data Link Connector Replacement in Computer/Integrating Systems.
  9. Install the remote control door lock receiver module, if equipped. Refer to Remote Control Door Lock Receiver Replacement in Keyless Entry.
  10. Install the CIM, if equipped. Refer to Communication Interface Module Replacement in Cellular Communication.
  11. Install the steering column. Refer to Steering Column Replacement in Steering Wheel and Column.
  12. Install the left air louver housing. Refer to Deflector Replacement - Instrument Panel Air - Left in Heating, Ventilation, and Air Conditioning.
  13. Install the accessory switch housing. Refer to Accessory Switch ReplacementΒ .
  14. Install the HVAC control. Refer to HVAC Control Module Replacement in HVAC Systems - Automatic or HVAC Control Module Replacement in HVAC Systems - Manual.
  15. Install the radio. Refer to Radio Replacement in Entertainment.
  16. Install the passenger side airbag module. Refer to Inflatable Restraint Instrument Panel Module Replacement in SIR.
  17. Install the lower trim panel. Refer to Instrument Panel (I/P) Trim Panel Replacement - LowerΒ .
  18. Install the driver side knee bolster. Refer to Knee Bolster ReplacementΒ .
  19. Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (Single Battery) or Battery Negative Cable Disconnect/Connect Procedure (Auxiliary Battery) in Engine Electrical.
  20. Install the center console, if equipped. Refer to Console Replacement (w/Console Mounting Bracket)Β  or Console Replacement (w/o Console Mounting Bracket)Β .
  21. Install the I/P trim panel. Refer to Trim Panel Replacement - Instrument Panel (I/P) UpperΒ .
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.