running lights ok but no brake or turn signals
Where do I look first...the running lights work but no brake or turn signals....lights work on truck but not trailer
Forum Discussion
As pointed out by AP, test your trucks plug w/ a tester. The 2 pins at 11 & 1 o'clock are marker lite pins. The pins at 7 & 4 are turn signal pins. If no power, then like w/ other's, you've blown a fuse.
