[JJLT1]

464 was talking about the rear harnes,, driverside rear tire/frame rail..
that looks like the windshield wiper plug?

heres some diagrams http://www.maliburacing.com/wiring.html

 

[JJLT1]

x2
also, check to see if there is power to the headlight switch on the orange wire,,
and power out to the tail lights on the brown wire..

there is a ground that bolts to the frame/crossmember back there too..:texas: