GM Service Manual Online
For 1990-2009 cars only

Horn Replacement - Right Side Dual Note

Removal Procedure

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  1. Disconnect the negative battery cable.
  2. Disconnect the electrical connector.

  3. Object Number: 371791  Size: SH
  4. Remove the retaining screw (4).
  5. Remove the horn (5) from the vehicle.

Installation Procedure


    Object Number: 371791  Size: SH
  1. Install the horn (5) to the vehicle.
  2. Install the locating tang (2) to the gusset (3).
  3. Secure the assembly with the retaining screw (4).
  4. Connect the electrical connector.
  5. Connect the battery cable.

Horn Replacement - Right Side Four Note

Removal Procedure

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  1. Remove the battery. Refer to Battery Replacement Battery in Engine Electrical.
  2. Disconnect the electrical connector.

  3. Object Number: 371790  Size: SH
  4. Remove the retaining screw (5).
  5. Remove the horn (3) from the vehicle.

Installation Procedure


    Object Number: 371790  Size: SH
  1. Install the horn (3) to the vehicle.
  2. Secure the horn with the retaining screw (5).
  3. Connect the electrical connector.
  4. Install the battery. Refer to Battery Replacement in Engine Electrical.