stoney88mj Posted March 25, 2014 Posted March 25, 2014 does anyone have a wiring diagram for an '88 mj? PO hacked the hell out of the harness and I can't make any sense of it. had the new radio powered up and playing thru one speaker. redid it to try and get all the speakers firing and now I have nothing....... I hate driving around with no tunes.......
jimoshel Posted March 25, 2014 Posted March 25, 2014 There is one here but I can't find it. Maybe one of the other guys will pipe in with a link. Go to Google. Type in "1988 MJ wiring diagram" Pick out which one you want.
91Pioneer Posted March 26, 2014 Posted March 26, 2014 I just soldered all the wires on my 88 radio harness a few days ago. PO just twisted the wires together and taped them, bad, bad idea. There is one loose black wire which is a ground. Don't confuse it with the black speaker return wire, otherwise they're all unique colors. Here ya go:
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