Position 46 in interior fuse box. Open "glove box" panel by drivers door and then tug again gently to gain access to fuses behind. 7.5A replacement.
Wiki User
∙ 12y agoThere should not be one for the interior light.
The interior light fuse on the 2003 GMC is located under the rear seat on the driver's side in the back fuse box. The fuse is number four.
you can pull the fuse
CHECK BOTH THE INTERIOR FUSE AND THE COURTSY FUSE
under the dash on rhs
The fuse that says "room".