Quote Originally Posted by E-Z Poleholder View Post
Yep, I have an 06 gmc and had that problem. Fuse was in the box under the hood.

Yep....run into that also.....the fuses for the turn signals and lights in the fuse box in the cab checked good.....really scratched my head awhile on that one then I thought about checking the other fuse box under the hood and found more fuses in there separate for each individual light and also the individual trailer lights.