M Mustang Don Member Aug 19, 2019 35 2 8 Weston, Wi Aug 20, 2019 #1 Aug 20, 2019 #1 1972 mustang car horns work when engine running but not with engine turned off. If I disconnect 1 horn then it will work with the car turned off.
1972 mustang car horns work when engine running but not with engine turned off. If I disconnect 1 horn then it will work with the car turned off.
