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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1288 (Instrument Panel Trim And Console Trim) >> Repair Instructions >> Instrument Panel Service Positioning (without SLT) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. 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.
    CAUTION: With wheels of the vehicle facing straight ahead, secure the steering wheel utilizing steering column anti-rotation pin, steering column lock, or 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(s)
    • The steering gear

    After disconnecting these components, do not rotate the steering wheel or move the front tires and wheels. Failure to follow this procedure may cause the SIR coil assembly to become un-centered and cause possible damage to the SIR coil. If you think the SIR coil has became un-centered, refer to your specific SIR coil's centering procedure to re-center 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 .
  4. Remove the front center seat, if equipped. Refer to Front Center Seat Replacement .
  5. Remove the front floor console, If equipped. Refer to Front Floor Console Replacement (with RPO SLT)  or Front Floor Console Replacement (without RPO SLT) .
  6. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (With Single Battery) , Battery Negative Cable Disconnection and Connection (With Auxiliary Battery) or Battery Negative Cable Disconnection and Connection (With Dual Batteries) .
  7. Remove the instrument panel outer trim covers. Refer to Instrument Panel Outer Trim Cover Replacement (with RPO SLT)  or Instrument Panel Outer Trim Cover Replacement (without RPO SLT) .
  8. Remove the windshield pillar garnish moldings. Refer to Windshield Pillar Garnish Molding Replacement .
  9. 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 (with RPO SLT)  or Instrument Panel Upper Trim Panel with Windshield Defroster Nozzle Grille Replacement (without RPO SLT) .
  10. 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.
  11. Remove the right and left body hinge pillar trim panel. Refer to Body Hinge Pillar Trim Panel Replacement .
  12. Remove the instrument panel center support bracket. Refer to Instrument Panel Center Support Bracket Replacement .
  13. Note location and routing of the instrument panel wiring harness prior to removal in order to ensure proper installation.
  14. On the right side of the instrument panel.
    • 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.
  15. On the left side of the instrument panel.
    • 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.
    16. Fig 3: View Of Bolts Securing Instrument Panel Upper Trim Panel To Cowl
    GM2006333Courtesy of GENERAL MOTORS CORP.
  16. Remove the 4 bolts (1) securing the instrument panel upper trim panel to the cowl.
    17. Fig 4: View Of Bolts Securing Instrument Carrier Support To Cowl
    GM2006336Courtesy of GENERAL MOTORS CORP.
  17. 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.

    18. Fig 5: View Of Bolts Holding Instrument Panel Assembly To Vehicle
    GM2006339Courtesy of GENERAL MOTORS CORP.
  18. Remove the 4 bolts (1) releasing the instrument panel assembly from the vehicle.
    19. Fig 6: Removing/Installing Instrument Panel Assembly
    GM2006340Courtesy of GENERAL MOTORS CORP.
  19. 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.
  20. 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.
  21. Set the instrument panel assembly down and adequately support it in order to prevent any damage.
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