GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 1999 🢒 Montana 🢒 Body and Accessories 🢒 Wiring Systems 🢒 Horn Replacement

Removal Procedure
  1. Remove the park/turn signal/side marker lamp. Refer to Park/Turn Signal/Side Marker Lamp Replacement in Lighting Systems.
  2. Remove the headlamp. Refer to Headlamp Replacement in Lighting Systems.

    3. Object Number: 313946 Size: SH
  3. Remove the bolts/screws (1) from the horn (2) bracket.
  4. Disconnect the electrical connectors.

Installation Procedure
  1. Connect the electrical connector.

    2. Object Number: 313946 Size: SH

    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 bolts/screws (1) to the horn (2) bracket.

    3. Tighten
    Tighten the bolts/screws to 25 N·m (18 lb ft).

  3. Install the headlamp. Refer to Headlamp Replacement in Lighting Systems.
  4. Install the park/turn signal/side marker lamp. Refer to Park/Turn Signal/Side Marker Lamp Replacement in Lighting Systems.