Expert Answers about Ford Aerostar

• Correct Wires on a 1991 Ford Aerostar to Install Hopkins Vehicle Wiring Converter # HM48915
• In order to find the correct wires for installation of the Hopkins Vehicle Wiring Converter, # HM48915, you will need a circuit tester like # 3808. This wiring harness is designed for use on vehicles that have amber or independent bulb turn signals which should be what is on your 1991 Ford Aerostar. First, ground the white wire to a bare metal surface. Next, using the circuit tester, probe the wires behind the driver side tail light until you find the one that carries a constant signal...
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• How to Install Universal Trailer Wiring on a 1988 Ford Aerostar
• The Upgraded Circuit Protected Tail Light Converter with 4-Pole Flat Trailer Connector # 119178 is a universal wiring kit that will install on your 1988 Ford Aerostar but you'll need to use a circuit tester like part # PTW2993 to determine what wires on your vehicle carry what functions. I've attached a photo of the wiring diagram for this harness but you'll need to connect the following wires to the following functions: Brown - Tail/Running Yellow - Left Turn Red - Stop Green - Right...
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