In case anyone else needs to know, I figured it out by taking off the tail light assembly and looking at which colored wires ran to which bulbs. The yellow wire with a red stripe is the reverse light. The black wire is ground. The green wire is the turn signal. The green wire with a yellow...
I'm trying to install a Draw-Tite trailer hitch on my 2003 Protege. The instructions are pretty simple, but the one thing I can't figure out is how to manuever the bolts around inside the frame and get the bolts into the right holes with only those tiny holes that my fingers can barely fit...