{"product_id":"dicmic-trailer-wiring-harness-for-ford-f250-f350-2002-2004-4-7-pin-direct-fit-sealed-connector","title":"DICMIC Trailer Wiring Harness for Ford F250\/F350 2002-2004 — 4 \u0026 7-Pin Direct-Fit, Sealed Connector","description":"\u003cp\u003e\u003cstrong\u003eThis DICMIC 4 \u0026amp; 7 pin trailer tow wiring harness is a direct-fit replacement for 2002–2004 Ford F250 and F350 Super Duty models (replace part #2C3Z-13A576-DA), providing plug-and-play connections for lights, brakes and auxiliary power.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned to match the factory wiring layout and mounting points, this harness gives you a robust, ready-to-install interface between your truck and trailer. It combines a sealed multi-way socket, a spring-loaded dust cover and protected wire conduit to keep contacts clean and wires secure under towing conditions. Surface-mount components resist vibration, and the assembly is sized to match the original equipment for a straightforward swap.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this harness connect my trailer's lights and brakes?\u003c\/h3\u003e\n\u003cp\u003eThe harness consolidates trailer lighting and brake signals into standard 4- and 7-pin connectors so your trailer receives turn signals, brake lights, tail lights, backup lights, electric brake power and auxiliary circuits. Wiring follows factory signal assignments to prevent cross-wiring and reduce installation time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e4-pin for basic lights (tail, stop, left\/right turn)\u003c\/li\u003e\n  \u003cli\u003e7-pin blade for brakes, reverse, and 12V aux power\u003c\/li\u003e\n  \u003cli\u003eColor-coded wires matched to Ford factory pinouts\u003c\/li\u003e\n  \u003cli\u003eSealed socket keeps contacts dry and dust-free\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs installation difficult or will I need to modify my truck?\u003c\/h3\u003e\n\u003cp\u003eInstallation is designed to be plug-and-play: the harness replaces the original connector without cutting factory wiring or fabricating mounting brackets. Surface-mount technology and OEM-style terminals make the electrical fit seamless while the included bracket secures the multi-tow connector in the same location as the original.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect replacement—no splicing or special tools typically required\u003c\/li\u003e\n  \u003cli\u003eMounting bracket included for original fitment\u003c\/li\u003e\n  \u003cli\u003eSpring-loaded dust cover snaps closed when unused\u003c\/li\u003e\n  \u003cli\u003eSealed tubing protects wires from abrasion and road debris\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat durability features help this harness last while towing?\u003c\/h3\u003e\n\u003cp\u003eThe harness uses vibration-resistant surface-mount components, a sealed 7-way blade outlet, and a protective black tubing conduit to withstand the mechanical stresses of towing. Materials and construction were chosen to resist moisture, road grime, and repeated connection cycles, extending service life compared with unprotected assemblies.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSurface-mount components limit solder joint fatigue from vibration\u003c\/li\u003e\n  \u003cli\u003eSealed 7-way blade with dust cover keeps corrosion at bay\u003c\/li\u003e\n  \u003cli\u003eBlack sealed tubing organizes and shields wiring harness runs\u003c\/li\u003e\n  \u003cli\u003eHigh-quality connector housings replace worn OEM parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this part number match my vehicle and what should I check first?\u003c\/h3\u003e\n\u003cp\u003eConfirm compatibility by matching your existing connector and the OEM replace number 2C3Z-13A576-DA; this harness is produced for 2002–2004 Ford F250 and F350 Super Duty trucks. Before purchase, inspect the current plug style and mounting bracket to ensure identical fit and alignment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with 2002–2004 Ford F250 and F350 Super Duty\u003c\/li\u003e\n  \u003cli\u003eReplace part number: 2C3Z-13A576-DA\u003c\/li\u003e\n  \u003cli\u003eCheck your truck’s current connector shape and mounting tab\u003c\/li\u003e\n  \u003cli\u003eContact seller for clarification if your OEM part differs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This DICMIC wiring harness is for truck owners, fleet managers and DIY mechanics who need a reliable, OEM-style replacement for a worn or damaged trailer connector on 2002–2004 Ford Super Duty F250\/F350 vehicles. It suits anyone wanting a clean, factory-aligned installation that restores full 4- and 7-pin trailer functionality without extensive rewiring or aftermarket adapters.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this harness fit 2003 Ford F350 Super Duty?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This DICMIC harness is compatible with 2002–2004 Ford F350 Super Duty models matching OEM part 2C3Z-13A576-DA.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will I need to splice wires to install this harness?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. It is a direct plug-and-play replacement designed for original mounting points and connector styles.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"DICMIC","offers":[{"title":"Default Title","offer_id":48083840303262,"sku":"B0BKDT6ST9","price":64.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/dicmic-front-plug.jpg?v=1785837046","url":"https:\/\/northtrailauto.ca\/products\/dicmic-trailer-wiring-harness-for-ford-f250-f350-2002-2004-4-7-pin-direct-fit-sealed-connector","provider":"North Trail Auto","version":"1.0","type":"link"}