Trailer Wiring Install: CURT 56001 7-Way Extension Harness Click to view on Bing3:29http://wwwmfg This video depicts the installation of the CURT 56001 custom 7-Way wiring extension harness for Dodge trucks. You must read and unders..Author: CURTViews: 8 Adding a 7-Way Trailer Connector to a 2006 Ford F-150 with Adding a 7-Way Trailer Connector to a 2006 Ford F-150 with Factory Installed 4-Way Flat Connector I have a 2006 F-150 with only a 4 pin connector. Mounting Bracket for Wiring Harness on Curt Hitch for 2016 Ford F-350 Super Duty; Ford Replacement OEM Tow Package Wiring Harness, 7-Way If you are using the Ford Replacement OEM Tow Package Wiring Harness, 7-Way # 118242 on your 2006 Ford F-150, that is most likely the issue. That harness only is compatible with models up to 2004. For your 2006 F-150, you will either use the 4 way # C56031 to give you a 4-way trailer connection or # 74682 if you are replacing a 7-way connector.4.8/5(212)Category: Custom Fit Vehicle WiringBrand: Tekonsha 2005-2008 Ford F-150 Trailer Tow Hitch 7 Pin Connector Click to view on Bing0:54More info at https://wwwpartscheaper/prod.. Pin Connector, Trailer Tow Hitch Wiring Harness is a direct fit for the following: 2005-2008 Ford F-150 2006Author: AutoPartsCheaperViews: 185 7 pin round RV style trailer wiring for 06 F150 w/o tow The OEM 7 pin Trailer Tow Harness for my '99, part # XL3Z-13A576-A plugs into the truck harness above the spare tire on my 99. I would think that the wiring on your truck comes with that connector. Did you check with Ford? The part number may 2006 Ford F350 7 Pin Trailer Wiring Diagram | Diagram 2006 Ford Super Duty Wiring Harness Basic Electronics Diagram. T b trailer wiring diagram online ford expedition trailer wiring diagram admirably 2001 factory 7 pin trailer connector wiring diagram for ford f 350 on 7 pin trailer wiring diagram turn signal basic electronics. Trending Posts. Ford 7 Pin Trailer Wiring Diagram | Free Wiring Diagram Collection of ford 7 pin trailer wiring diagram. A wiring diagram is a streamlined traditional photographic depiction of an electrical circuit. It reveals the components of the circuit as simplified forms, as well as the power and also signal links in between the gadgets.