GM Service Manual Online
For 1990-2009 cars only
Makes šŸ¢’ GMC_Truck šŸ¢’ 2000 šŸ¢’ Safari - 4WD šŸ¢’ Steering šŸ¢’ Steering Wheel and Column - Tilt šŸ¢’ Horn Switch Replacement - On Vehicle

Removal Procedure

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

       ā€¢ Air bag deployment
       ā€¢ Personal injury
       ā€¢ Unnecessary SIR system repairs
    In order to avoid the above conditions, observe the following guidelines:
       ā€¢ Refer to SIR Component Views in order to determine if you are performing service on or near the SIR components or the SIR wiring.
       ā€¢ 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 steering wheel inflator module. Refer to Inflatable Restraint Steering Wheel Module Replacement in SIR.

    3. Object Number: 245801 Size: SH
  3. Remove the horn plunger contact from the steering wheel.
  4. Remove the horn switch to steering wheel mounting screws.
  5. Remove the horn switch.

Installation Procedure

    Object Number: 245801 Size: SH
  1. Install the horn switch to the steering wheel.

    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.

  2. Install the horn switch to steering wheel mounting screws.

    3. Tighten
    Tighten the horn switch to steering wheel mounting screws to 5.5 NĀ·m (50 lb in).

  3. Install the horn plunger contact to the cam tower in the steering wheel.
  4. Install the steering wheel inflator module to the steering wheel. Refer to Inflatable Restraint Steering Wheel Module Replacement in SIR.
  5. Enable the SIR system. Refer to Enabling the SIR System in SIR.