Connect your Mercury Grand Marquis trailer wire harness to the vehicle's
electric system and your lights and signals should work properly. No matter
if you call it a T Connector a wiring harness or simply a trailer wiring kit
- it's a must have when you tow with your vehicle. Most vehicles are able to
quickly be connected with either a Grand Marquis custom wiring kit or a simple universal
wire kit. We also carry the Multi-fit
adapters, covers & trailer wire extensions you might need.
Mercury Grand Marquis Wiring Harnesses Help you Meet Your Towing Needs
*Free shipping applies to UPS orders over $99.99 shipped within contiguous 48 US states. A small handling fee will be added to orders under $99.99. Additional shipping may apply to oversized non-UPSable orders. A separate email would be sent if required.
Sales tax collected on Michigan, California, Virginia, New York, New Jersey, Kansas & Tennessee
orders.