GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the left and right seats from the vehicle. Refer to Seat Replacement in Seats.
  2. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  3. Remove the steering column. Refer to Steering Column Replacement in Steering Wheel and Column.
  4. Disconnect only the compressor hose assembly at the thermal expansion valve. Refer to Compressor Hose Assembly Replacement in Heating, Ventilation and Air Conditioning.
  5. Remove the heater inlet and outlet hoses. Refer to Heater Inlet Hose Replacement and Heater Outlet Hose Replacement in Heating, Ventilation and Air Conditioning.
  6. Remove the instrument panel (I/P) carrier. Refer to Instrument Panel Carrier Replacement .

  7. Object Number: 1335128  Size: SH
  8. Remove the 2 left top cross car beam fasteners.

  9. Object Number: 1335123  Size: SH
  10. Remove the 2 right top cross car beam fasteners.

  11. Object Number: 1335122  Size: SH
  12. Remove the 2 lower cross car beam fasteners (1) located in front of the floor console.
  13. Notice: To avoid paint damage, protect the area surrounding the part which you are removing or installing.

  14. Apply tape to the door to protect the paint.

  15. Object Number: 1335156  Size: SH
  16. Remove the 4 left and right hinge pillar fasteners.

  17. Object Number: 1386914  Size: SH
  18. Remove the 4 fasteners retaining the modular plate to the cross car beam.

  19. Object Number: 1335804  Size: SH
  20. From the engine compartment, remove 1 fastener (1) from the modular plate inboard from the cowl wiring grommet at the 9 o'clock position.

  21. Object Number: 1335055  Size: SH
  22. Located to the right of the steering column, disconnect the I/P wiring harness attachment (1) from the I/P cross car beam.

  23. Object Number: 1335245  Size: SH
  24. Located above the steering column, disconnect the I/P wiring harness attachment (1) from the I/P cross car beam.

  25. Object Number: 1335077  Size: SH
  26. Located near the radio, disconnect the I/P wiring harness attachment (1) from the I/P cross car beam.

  27. Object Number: 1335070  Size: SH
  28. Located near the HVAC module, disconnect the I/P wiring harness attachment (1) from the I/P cross car beam.

  29. Object Number: 1335073  Size: SH
  30. Remove the splice pack fastener (1) from the cross car beam.
  31. Remove the splice pack from the cross car beam.

  32. Object Number: 1335248  Size: SH
  33. Disconnect the brake switch electrical connector.
  34. Remove the retainer (1) from the brake booster rod.

  35. Object Number: 1335257  Size: SH
  36. Remove the rod (1) from the brake pedal arm.

  37. Object Number: 1337981  Size: SH
  38. Disconnect the in-line connector to the antenna coaxial cable.

  39. Object Number: 1387208  Size: SH
  40. Disconnect the recirculation mode actuator (1) connector.
  41. Disconnect the evaporator temperature sensor (2) electrical connector.
  42. Disconnect the air temperature door actuator (3) electrical connector.
  43. Disconnect the mode actuator (4) electrical connector.

  44. Object Number: 1387205  Size: SH
  45. Disconnect the blower motor (1) and resistor (2) electrical connectors.

  46. Object Number: 1335261  Size: SH
  47. Disconnect the electrical connector (1) to the accelerator switch.
  48. Remove the hazard switch from the cross car beam. Refer to Hazard and Turn Signal Flasher Replacement in Lighting Systems.

  49. Object Number: 1335071  Size: SH
  50. One at a time, route the following through the I/P cross car beam structure:
  51. • Headlamp connector
    • SIR connector
    • Splice pack
    • Data link connector
    • Hazard flasher
    • 48-way steering column wiring harness

    Object Number: 1350662  Size: SH
  52. With the aid of an assistant, carefully remove the I/P cross car beam structure from the vehicle.
  53. If replacing the I/P cross car beam, remove the HVAC module from the I/P cross car beam structure. Refer to HVAC Module Assembly Replacement .

Installation Procedure


    Object Number: 1350662  Size: SH
  1. If replacing the I/P cross car beam, install the HVAC module from the I/P cross car beam structure. Refer to HVAC Module Assembly Replacement .
  2. With the aid of an assistant, carefully install the I/P cross car beam structure into the vehicle.

  3. Object Number: 1335071  Size: SH
  4. One at a time, route the following through the I/P cross car beam structure:
  5. • Headlamp connector
    • SIR connector
    • Splice pack
    • Data link connector
    • Hazard flasher
    • 48-way steering column wiring harness

    Object Number: 1335261  Size: SH
  6. Connect the electrical connector (1) to the accelerator switch.
  7. Install the hazard switch to the cross car beam. Refer to Hazard and Turn Signal Flasher Replacement in Lighting Systems.

  8. Object Number: 1387205  Size: SH
  9. Connect the blower motor (1) and resistor (2) electrical connectors.

  10. Object Number: 1387208  Size: SH
  11. Connect the recirculation mode actuator (1) connector.
  12. Connect the evaporator temperature sensor (2) electrical connector.
  13. Connect the air temperature door actuator (3) electrical connector.
  14. Connect the mode actuator (4) electrical connector.

  15. Object Number: 1337981  Size: SH
  16. Connect the in-line connector to the antenna coaxial cable.

  17. Object Number: 1335257  Size: SH
  18. Install the rod (1) to the brake pedal arm.

  19. Object Number: 1335248  Size: SH
  20. Install the retainer (1) to the brake booster rod.
  21. Connect the brake switch electrical connector.

  22. Object Number: 1335073  Size: SH
  23. Install the splice pack to the cross car beam.
  24. 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.

  25. Install the splice pack fastener (1) to the cross car beam.
  26. Tighten
    Tighten the fastener to 2.5 N·m (22 lb in).


    Object Number: 1335055  Size: SH
  27. Located to the right of the steering column, connect the I/P wiring harness attachment (1) to the I/P cross car beam.

  28. Object Number: 1335245  Size: SH
  29. Located above the steering column, connect the I/P wiring harness attachment (1) to the I/P cross car beam.

  30. Object Number: 1335077  Size: SH
  31. Located near the radio, connect the I/P wiring harness attachment (1) to the I/P cross car beam.

  32. Object Number: 1335070  Size: SH
  33. Located near the HVAC module, connect the I/P wiring harness attachment (1) to the I/P cross car beam.

  34. Object Number: 1335804  Size: SH
  35. From the engine compartment, install 1 fastener (1) to the modular plate inboard from the cowl wiring grommet at the 9 o'clock position.
  36. Tighten
    Tighten the fasteners to 36 N·m (27 lb ft).

  37. Install the 4 fasteners retaining the modular plate to the cross car beam.
  38. Tighten
    Tighten the fasteners to 36 N·m (27 lb ft).

    Notice: To avoid paint damage, protect the area surrounding the part which you are removing or installing.

  39. Apply tape to the door to protect the paint.

  40. Object Number: 1335156  Size: SH
  41. Install the 4 the left and right hinge pillar fasteners.
  42. Tighten
    Tighten the fasteners to 50 N·m (37 lb ft).


    Object Number: 1335122  Size: SH
  43. Install the 2 lower cross car beam fasteners (1) located in front of the floor console.
  44. Tighten
    Tighten the fasteners to 50 N·m (37 lb ft).


    Object Number: 1335123  Size: SH
  45. Install the 2 right top cross car beam fasteners.
  46. Tighten
    Tighten the fasteners to 50 N·m (37 lb ft).


    Object Number: 1335128  Size: SH
  47. Install the 2 left top cross car beam fasteners.
  48. Tighten
    Tighten the fasteners to 50 N·m (37 lb ft).

  49. Install the I/P carrier. Refer to Instrument Panel Carrier Replacement .
  50. Install the heater inlet and outlet hoses. Refer to Heater Inlet Hose Replacement and Heater Outlet Hose Replacement in Heating, Ventilation and Air Conditioning.
  51. Connect only the compressor hose assembly at the thermal expansion valve. Refer to Compressor Hose Assembly Replacement in Heating, Ventilation and Air Conditioning.
  52. Install the steering column. Refer to Steering Column Replacement in Steering Wheel and Column.
  53. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  54. Install the left and right seats in the vehicle. Refer to Seat Replacement in Seats.