GM Service Manual Online
For 1990-2009 cars only

System Description

The horn system consists of the following components:

    • The HORN fuse
    • The horn relay
    • The horn slip ring
    • The horn switch (The horn switch is part of the inflatable restraint steering wheel module.)
    • The horns

The vehicle horns are activated when the horn switch is depressed. The horns sound until the horn switch is released.