Posted 9/26/2016 19:51 (#5550498 - in reply to #5550246) Subject: RE: 1989 Mack superliner. Need wiring Diagrahm
North MS
Both bight and dim not working? I have a 1991 ch613 the lights would go off when on dim. Ended up being are relay. Believe it was called the drl which stood for daytime running lights.