See stvndberryhill's answer under 1998 Pontiac Sunfire horn relays. This answer applies to all year models of Pontiac Sunfires.
how to check fuse for horn in a 1998 Pontiac sunfire
Where is Horn for 1997 Pontiac Transport?
The horn on a 2005 Pontiac Sunfire, the actual horn is located behind the front bumper. To make the horn sound, you press on the center of the steering wheel.
The horn is located behind the front bumper fascia
Horn is under passenger side headlight.Easiest to remove headlight,rather than remove horn from underside of car on passenger side. Can do it either way.
The horn is located under the passenger side headlamp assembly.
1996 Pontiac sunfire horn fuseIt would be named cig and will be the color blue on the fuse box.
The horn fuse works through the cigeret lighter fuse
See stvndberryhill's answer under 1998 Sunfire horn relays. It is explained in great detail. The guy knows what he's talking about.
Remove the front bumper fascia.Unplug the horn electrical connector and remove the bracket bolt.