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What is the color code for wiring a harness trailer on 1989 aerostar?

The color codes for wiring a harness trailer on a 1989 Aerostar are provided below:

Left Turn Circuit: Yellow

Stoplights and turn lights circuit: Green/black.

Tail/running lights circuit: Brown

Backup light circuit: Green with a red tracer

Ground Circuit: Black. Use existing bolt for your trailer wiring ground.