Brake lights constantly on with running lights without running lights no operation

Bumsnatch

Well-known member
Jul 18, 2020
62
0
Wisconsin
I changed the switch for my brake lights and nothing happened. On with the running lights off with them off. Any ideas?
 

discostew

Well-known member
Sep 14, 2010
6,004
362
Northern Illinois
You gotta have the wrong bulb in it or you have the bulb holder in wrong.
If you have a trailer harness on it unplug that thing. That could short the 2 together.