Ford F-150 Questions - Solenoid wires 1989 ford f150 wwwurus›Questions›Ford›F-150Solenoid wires 1989 ford f150 - Does anyone know how many wires go to the solenoid and were exactly. Seems like I have too many not sure what there f.. Ford F-150 Questions - 1989 f150 starter, battery, wiring wwwurus›Questions›Ford›F-1501989 f150 starter, battery, wiring, help! 1 Answer. I have a 1989 f150. It has a new starter and alternator. Drove fine for about a week about I got the starter put in. Then one day I got home, put it in park, shut off the ignition and it revved re..