No pixs and a '67 here - but perhaps enough to get you started:
The connector should be near the drivers side kickpanel somewhat above the parking brake mechanism. The harness runs in a "channel" on the inside of the driver's side rocker panels under the carpet, the galvanized under carpet wire protector and of course the carpet. It runs over the rear wheel hump and into the trunk near the deck lid hinge. The harness for the dome light connects where the rear harness runs over the rear wheel hump just before it passes into the trunk.
2012 Mustang Boss 302 #1918, Competition Orange. FGF replacement 2006 Mustang V6 Pony, Vista Blue. Factory ordered. 2019 BMW X3 (Titled to the wife, but I'm always driving it for her. So I'm claiming it) Old projects, gone but not forgotten: 1967 FB 400, original CA car. After 22 years of work, trashed by the guy who was supposed to paint it. I had to sell it. 1980 Turbo Trans Am 1970 Mustang fastback, 351C 4Bbl, auto 1988 Mustang GT, 5 speed 1983 F-150 4x4, built 302 1994 Chevy K2500 HD 4x4, 454 TBI