GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the center floor console. Refer to Console Replacement .
  2. Remove the instrument panel (IP). Refer to Instrument Panel Assembly Replacement .
  3. Remove the steering column with the steering wheel attached. Refer to Steering Column Replacement in Steering Wheel and Column.
  4. Remove the floor console bracket. Refer to Floor Console Bracket Replacement .

  5. Object Number: 735921  Size: SH
  6. Remove the splice pack from the floor panel located on the right side of the HVAC center support bracket (5).
  7. Remove the HVAC center support bracket (5) from the HVAC module (2).

  8. Object Number: 759085  Size: SH
  9. Remove the side window defogger duct.

  10. Object Number: 759101  Size: SH
  11. Remove the instrument panel cluster (IPC) wire harness attachments (1) from the steering column support bracket and IP carrier.
  12. Remove the speaker wire harness attachments from the steering column support bracket and IP carrier.

  13. Object Number: 828710  Size: SH
  14. Remove the IP wiring harness retaining screws (1) from the IP support brackets, located near the steering column support bracket .

  15. Object Number: 759100  Size: SH
  16. Remove the 2 bolts (1) located at the top of the steering column support bracket.

  17. Object Number: 759097  Size: SH
  18. Remove the 2 bolts (1) located underneath the steering column support bracket.

  19. Object Number: 759084  Size: SH
  20. Detach and remove the SIR harness from the IP carrier.
  21. Disconnect the radio antenna cable located near the blower motor.
  22. Detach and remove the IP wire harness from the right side of the IP carrier.
  23. Remove the radio harness form the IP carrier.
  24. Remove the temperature sensors from the ventilation ducts.
  25. Remove the transfer case control module from the steering column support bracket.

  26. Object Number: 759102  Size: SH
  27. Remove the upper and lower bolts retaining the IP carrier to the right cowl side carrier bracket.
  28. Remove the center bolt (1) that retains the IP carrier to the right cowl side carrier bracket.

  29. Object Number: 759104  Size: SH
  30. Remove the upper and lower bolts retaining the steering column support bracket to the left cowl side carrier bracket.
  31. Remove the center bolt (1) that retains the steering column support bracket to the left cowl side carrier bracket.

  32. Object Number: 759082  Size: SH
  33. Remove the 6 nuts that retain the HVAC module to the IP carrier.
  34. Remove the IP carrier and steering column support bracket assembly from the vehicle and place on a clean prepared surface.

Installation Procedure


    Object Number: 759082  Size: SH
  1. Install the IP carrier and steering column support bracket assembly to the vehicle.
  2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the 6 nuts that retain the HVAC module to the IP carrier.
  4. Tighten
    Tighten the HVAC module to the IP carrier nuts to 10 N·m (88 lb in).


    Object Number: 759104  Size: SH
  5. Install the center bolt (1) retaining the steering column support bracket to the left cowl side carrier bracket.
  6. Install the upper and lower bolts retaining the steering column support bracket to the left cowl side carrier bracket.

  7. Object Number: 759102  Size: SH
  8. Install the center bolt (1) retaining the IP carrier to the right cowl side carrier bracket.
  9. Install the upper and lower bolts retaining the IP carrier to the right cowl side carrier bracket.
  10. Tighten
    Starting with the center bolts (1), tighten the 6 cowl side carrier bracket bolts to 50 N·m (36 lb ft).


    Object Number: 759084  Size: SH
  11. Install and attach the IP wire harness to the IP carrier.
  12. Connect the radio antenna cable located near the blower motor.
  13. Install the SIR harness to the IP carrier.
  14. Install the radio harness to the IP carrier.
  15. Install the temperature sensors to the ventilation ducts.
  16. Install the transfer case control module to the steering column support bracket.

  17. Object Number: 759100  Size: SH
  18. Install the 2 bolts (1) located at the top of the steering column support bracket.
  19. Tighten
    Tighten the upper steering column support bracket bolts to 50 N·m (36 lb ft).


    Object Number: 759097  Size: SH
  20. Install the 2 bolts (1) located underneath the steering column support bracket.
  21. Tighten
    Tighten the lower steering column support bracket bolts to 50 N·m (36 lb ft).


    Object Number: 828710  Size: SH
  22. Install the IP wire harness retaining screws (1) to the IP support bracket located near the steering column support bracket.
  23. Tighten
    Tighten the IP wire harness screws to 2.5 N·m (22 lb in).


    Object Number: 759101  Size: SH
  24. Install the IPC wire harness attachments (1) to the steering column support bracket and IP carrier.
  25. Install the speaker wire harness attachments to the steering column support bracket and IP carrier.

  26. Object Number: 759085  Size: SH
  27. Install the side window defogger duct.
  28. Install the screw retaining the defogger duct to the IP carrier.
  29. Tighten
    Tighten the defogger duct screw to 2.5 N·m (22 lb in).


    Object Number: 735921  Size: SH
  30. Install the HVAC center support bracket (5) to the HVAC module.
  31. Install the nuts retaining the HVAC center support bracket to the HVAC module (2).
  32. Tighten
    Tighten the center support bracket nuts to 10 N·m (88 lb in).

  33. Install the splice pack to the floor panel.
  34. Tighten
    Tighten the splice pack retaining bolt to 10 N·m (88 lb in).

  35. Install the steering column. Refer to Steering Column Replacement in Steering Wheel and Column.
  36. Install the IP. Instrument Panel Assembly Replacement .
  37. Install the center floor console. Refer to Console Replacement .