Originally Posted by harofreak00
2000+ are notorious for having those bulbs go out. Any chance you just didn't notice before? If only half of certain sets of lights are working, its probably not a fuse and more likely a burnt out bulb. They just wear out.
Haro is dead on target. This can be even more of a problem if there was any rough handling during disassembly or reassembly (accidentally dropping a switch, etc).
I'm currently working on some alternate lighting solutions but I won't likely have an opportunity to do much testing for a couple of months.