GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 588844  Size: SH

    Caution: This vehicle is equipped with a Supplemental Inflatable Restraint (SIR) System. Failure to follow the correct procedure could cause the following conditions:

       • Air bag deployment
       • Personal injury
       • Unnecessary SIR system repairs
    In order to avoid the above conditions, observe the following guidelines:
       • Refer to SIR Component Views in order to determine if you are performing service on or near the SIR components or the SIR wiring.
       • If you are performing service on or near the SIR components or the SIR wiring, disable the SIR system. Refer to Disabling the SIR System.

  1. Disable the SIR system. Refer to Disabling the SIR System in SIR.
  2. Remove the knee bolster. Refer to Driver Knee Bolster Replacement in Instrument Panel, Gages, and Console.
  3. Disconnect the electrical connector from the tilt actuator assembly.
  4. Remove the fasteners (3) from the tilt actuator assembly.
  5. Remove the tilt actuator assembly (2) from the steering column.
  6. Remove the Potentiometer housing (1) from the tilt actuator assembly.

  7. Object Number: 588845  Size: SH
  8. Disconnect the tilt cable from the tilt actuator assembly.

Installation Procedure


    Object Number: 588845  Size: SH
  1. Install the black end of the tilt actuator cable assembly to the steering column.

  2. Object Number: 588844  Size: SH
  3. Install the potentiometer housing (1) to the tilt actuator assembly (2).
  4. Install the white end of the tilt actuator cable to the tilt actuator assembly.
  5. 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.

  6. Install the tilt actuator assembly and the retaining screws.
  7. Tighten
    Tighten the tilt actuator assembly retaining screws to 2 N·m (18 lb in).

  8. Connect the electrical connector to the tilt actuator.
  9. Install the lower trim cover. Refer to Steering Column Trim Covers Replacement - On Vehicle .
  10. Install the knee bolster. Refer to Driver Knee Bolster Replacement in Instrument Panel, Gages, and Console.
  11. Enable the SIR system. Refer to Enabling the SIR System in SIR.