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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 178 (Instrument Panel Trim And Console Trim) >> Repair Instructions >> Instrument Panel Service Positioning (With SLT) >> Removal Procedure

Removal Procedure

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Special Tool - J 42640
    GM333146Courtesy of GENERAL MOTORS CORP.
    NOTE: Secure the steering wheel utilizing a strap to prevent rotation. Locking of the steering column will prevent damage and a possible malfunction of the SIR system. The steering wheel must be secured in position before disconnecting the following components:
    • The steering column
    • The intermediate shaft
    • The steering gear

    After disconnecting these components, do not move the front tires and wheels. Failure to follow these procedures may cause improper alignment of some components during installation and result in possible damage to the SIR coil.
  1. Lock the steering column through the access hole in the steering column shroud using anti-rotation pin J 42640  . See Special Tools .
    2. Fig 2: View Of Upper Intermediate Shaft Pinch Bolt, Nut & Steering Column
    GM1701530Courtesy of GENERAL MOTORS CORP.
  2. Remove the steering shaft coupling nut (1) and bolt (2) at the steering column.
  3. Remove the front seats. Refer to Front Seat Replacement - Bucket (without HP2) or Front Seat Replacement - Bucket (with HP2) .
  4. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  5. Remove the front floor console. Refer to Front Floor Console Replacement (Except Cadillac)  or Front Floor Console Replacement (Cadillac) .
  6. Remove the instrument panel outer trim covers. Refer to Instrument Panel Outer Trim Cover Replacement (Except Cadillac)  or Instrument Panel Outer Trim Cover Replacement (Cadillac) .
  7. Remove the windshield pillar garnish moldings. Refer to Windshield Pillar Garnish Molding Replacement .
  8. Remove the instrument panel upper trim panel with windshield defroster nozzle grille. Refer to Instrument Panel Upper Trim Panel with Windshield Defroster Nozzle Grille Replacement (Except Cadillac)  or Instrument Panel Upper Trim Panel with Windshield Defroster Nozzle Grille Replacement (Cadillac) .
  9. Tape the ambient light sensor to the instrument panel upper trim panel to ensure it does not fall behind the instrument panel assembly during reinstallation.
  10. Remove the right and left body hinge pillar trim panel. Refer to Body Hinge Pillar Trim Panel Replacement .
  11. Remove the instrument panel center support bracket.
  12. Note location and routing of the instrument panel wiring harness prior to removal in order to ensure proper installation.
  13. On the right side of the instrument panel perform the following procedures:
    • Disconnect the electrical connections to the instrument panel right electrical center.
    • Disconnect the electrical connection for the instrument panel inflatable restraint module.
    • Disconnect the radio antennas.
    • Release the wire looms securing the wiring harnesses to the right side of the instrument panel.
  14. On the left side of the instrument panel perform the following procedures:
    • Disconnect the electrical connections to the instrument panel left electrical center.
    • Disconnect the ground wires from the upper left cowl panel.
    • Remove the body wiring harness junction block from its bracket to allow movement in the body harness.
    • Release the wire looms securing the wiring harnesses to the left side of the instrument panel.
    15. Fig 3: View Of Bolts Securing Instrument Panel Upper Trim Panel To Cowl
    GM2006341Courtesy of GENERAL MOTORS CORP.
  15. Remove the 4 bolts (1) securing the instrument panel upper trim panel to the cowl.
    16. Fig 4: View Of Bolts Securing Instrument Carrier Support To Cowl
    GM2006343Courtesy of GENERAL MOTORS CORP.
  16. Remove the 2 bolts (1) securing the instrument carrier support to the cowl.

    These bolts are located down inside the instrument panel and can be seen through the windshield.

    17. Fig 5: View Of Bolts Holding Instrument Panel Assembly To Vehicle
    GM2006344Courtesy of GENERAL MOTORS CORP.
  17. Remove the 4 bolts (1) releasing the instrument panel assembly from the vehicle.
    18. Fig 6: View Of Instrument Panel Assembly
    GM2006345Courtesy of GENERAL MOTORS CORP.
  18. With the aid of an assistant pull the instrument panel assembly (1) rearward in the vehicle until the locator pin on each side clears the opening.
  19. The person on the right side of the instrument panel should pivot the instrument panel inward toward the center of the vehicle until enough clearance is gained to access the HVAC module.
  20. Set the instrument panel assembly down and adequately support it in order to prevent any damage.
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