Take out the actual horn and soke it in oil then screw it back in
It depends if you run the car on diesel or any other types of gasses. you should check your a/c compressor and try putting some freon and that will fix the problem, or probably check your car horn and or fuse box system for any problems.
take it to a car shop and tell them you need a new horn.
use jumpers
There are ten steps on how to fix a horn in a 2001 Chrysler Towncar. Some of the step-by-step instructions are identify the type of broken car horn it is, pop the hood and have someone press the horn, and then locate the horn or horns on the radiator core support or behind the car's grille.
if your horn wont go off its a short to power or faulty conector
edward
In order to fix a horn on a Renault Megane you will need to first purchase the parts required such as a new horn from your local auto parts store. Then it is best to take the car to an automatic to make sure the horn is properly installed.
First, you find your car's horn, often located near the front of the car, behind the grille. Then, you locate the wire to the horn. Check all connections and replace and worn out parts (or those that are not working). Also, check the relevant fuse.
depends on what is wrong with it you may need a new engine to fix it
You need to determine whether the horn button or the horn relay has failed using a voltage meter and replace the damaged part.
Ogerize it.