GM Service Manual Online
For 1990-2009 cars only

The horn relay is located in the convenience center, behind the IP driver knee bolster energy absorber, directly below the steering column.

Removal Procedure


    Object Number: 351087  Size: SH
  1. Remove the self-locking screws from the IP driver knee bolster energy absorber.
  2. Slide the IP driver knee bolster energy absorber downward in order to release the IP driver knee bolster energy absorber from the tabs.
  3. Remove the IP driver knee bolster energy absorber.

  4. Object Number: 351100  Size: SH
  5. Remove the horn relay (7) from the convenience center.

Installation Procedure


    Object Number: 351100  Size: SH
  1. Install the horn relay (7) to the convenience center.

  2. Object Number: 351087  Size: SH
  3. Slide the IP driver knee bolster energy absorber upward in order to secure the IP driver knee bolster energy absorber to the tabs, in order to install the IP driver knee bolster energy absorber.
  4. 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.

    Important: Do not strip the IP driver knee bolster energy absorber self-locking screws.

  5. Install the self-locking screws to the IP driver knee bolster energy absorber.
  6. Tighten
    Tighten the self-locking screws until the screws are fully seated.