Questions & Answers for: Chevrolet C1500 horn blow

blow when you turn the lights on,it also blows the dash lights ,the tail lights and the horn Check in the Fuse Relay Box under the Hood for Relays that Correspond with the Problems and Replace them, A

...an aftermarket alarm system installed, which is also tied into the the parking light system, the horn would honk,the parking lights flash, and the people that installed couldnt tell me how it ...

...it immediately blows horn may have short circuit, remove horn cable and press button and check that it does not blow, replace horn element to see if that resolves the problem. I hope this was

...horn blow all the time. This is a difficult question to answer, as it depends on the make and model of the truck. However, in general, 1984 GM trucks use a single-pole, double-throw (SPDT) switch to ...