Herein you will see a wiring system about the horn system wiring diagram of the 1990 Chrysler LeBaron. This wiring diagram will explain about the horn system on your your Chrysler LeBaron. The wiring diagram is quite simple, but that doesn’t mean you doesn’t need to understand about it first before performing any wiring changes on your Chrysler LeBaron. There are a few parts inside the wiring system you must deal with, the parts are like: the left horn, right horn, horn relay, and clock spring. Make sure you are doing a correct wiring connections to create a properly working horn system. Happy working.