GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 30678  Size: SH
  1. Disconnect the negative battery cable. Refer to

    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.

    in General Information.
  2. Remove the horn pad assembly.
  3. Disconnect the horn wire assembly.

Installation Procedure


    Object Number: 30678  Size: SH
  1. Connect the horn wire assembly.
  2. Install the horn pad assembly.
  3. Connect the negative battery cable.