not working

01 tahoe a few years ago I replaced the bulbs for the plate lamps, but only the right side worked. Been riding with one light since replacement, now both lights are out. I put in brand new bulbs and nothing. Is there a fuse or something I need to check? I looked at the manual, and no fuse was...

This is my first day in the forum here, so I apologize if this post is a duplicate of any others. I did a search for similar problems and came up with nothing. I have a 2012 Tahoe police model that is my departmental take home car. The city shop won't do much with it (maybe if I painted it...