GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: When you are performing service on or near the SIR components or the SIR wiring, you must disable the SIR system. Refer to Disabling the SIR System. Failure to follow the correct procedure could cause air bag deployment, personal injury, or unnecessary SIR system repairs.

  1. Disable the SIR system. Refer to Disabling the SIR System in SIR.
  2. Turn the steering wheel so that the front wheels are pointing straight ahead.
  3. Turn the ignition switch to the LOCK position and remove the key.
  4. Note the relationship of the upper intermediate shaft to the lower intermediate shaft and the upper intermediate shaft to the steering column in order to ensure proper installation.

  5. Remove the steering column. Refer to Steering Column Replacement .

  6. Object Number: 288798  Size: SH
  7. Remove the nut and the bolt that retain the upper intermediate shaft to the steering column.
  8. Remove the upper intermediate shaft from the steering column.

Installation Procedure


    Object Number: 288798  Size: SH
  1. Install the upper intermediate shaft to the steering column.
  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 nut and bolt that retain the upper intermediate shaft to the steering column.
  4. Tighten
    Tighten the upper intermediate shaft to the steering column nut to 47 N·m (35 lb ft).

  5. Install the steering column. Refer to Steering Column Replacement .
  6. Enable the SIR system. Refer to Enabling the SIR System in SIR.