The horn relay on the 1993 GMC Sierra is located on the fuse box. The horn relay is a rectangular shaped plug next to two larger round plugs.
It is important to know where the parts are within a car. The horn relay in a 1993 Mazda Protege is found in the cars fuse box.
You should be able to switch the relay with the horn relay and then check to see if the horn works.
Where to find the horn relay fuse for a 93 Lincoln Mark VIII
where is the horn relay on my 1993 Mercury Sable located
The horn doesn't work
The horn doesn't work
I have a 1993 Mazda Protege LX and I was told that there is no relay for the horn, there is a horn switch inside your steering wheel. that might help
The horn relay may be faulty. Try replacing that.
Horn relay Horn fuse steering wheel switch
there unfortunatly is no relay switch for the horn. It is on a fused circuit usaually with the dome light and beeper that sounds when the door is open and after you start the vehicle
Under the hood on driver's side.relay 21