horn fuse is blown, locate fuse box, sometimes there are 2 , one in car and 1 under hood, engine compartment.
use your cars manual to see horn fuse and replace with same fuse.
If the
fuse is burned out,
replace it. Try the
horn again. Check your car owner's manual for the location and type of
fuse. Check whether there is any debris obstructing the
horn button on your steering wheel that may be preventing the
horn from sounding
How to Fix Car Horn
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