{"product_id":"haheho-7-pin-trailer-wiring-harness-with-4-pin-flat-uscar-plug-plug-and-play-bracket-kit-for-ford-gm-chevy-trucks","title":"HaHeHo 7-Pin Trailer Wiring Harness with 4-Pin Flat — USCAR Plug, Plug-and-Play Bracket Kit for Ford GM Chevy Trucks","description":"\u003cp\u003e\u003cstrong\u003eHaHeHo 7-pin trailer wiring harness kit provides a color-coded USCAR-compatible 7-way blade and 4-pin flat connection for reliable towing power and signal transmission.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis plug-and-play trailer tow harness by HaHeHo is made to adapt factory wiring on many modern pickups and multi-tow systems so you can power lights, brakes, reverse lamps and battery feed without splicing complex circuits. The kit includes a bracket, corrosion-resistant brass terminals and a color-coded USCAR plug that simplifies matching wires to your truck's existing harness. Designed as a universal multi-tow solution, it supports Ford, GM, Chevy, GMC, Dodge, Ram and Toyota pickups with common OEM tow modules.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this harness connect to my truck’s factory tow system?\u003c\/h3\u003e\n\u003cp\u003eThe HaHeHo kit uses a USCAR-style color-coded plug for a direct-match connection to many factory tow modules or aftermarket adapters. Installation requires mounting the included bracket to your bumper and plugging the harness into the OEM socket, eliminating guesswork or wire-by-wire splicing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eColor-coded wires line up with USCAR pinouts for quick identification.\u003c\/li\u003e\n  \u003cli\u003eIncludes bracket for secure rear bumper mounting.\u003c\/li\u003e\n  \u003cli\u003eWorks with common OEM sockets on GM, Ford, Dodge and Toyota pickups.\u003c\/li\u003e\n  \u003cli\u003ePlug-and-play approach reduces installation time and error risk.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat trailer functions does this connector support?\u003c\/h3\u003e\n\u003cp\u003eThis harness carries all core towing circuits: tail lights, turn signals, electric trailer brakes, brake lights and reverse lights. It also provides a battery feed where vehicle tow systems support auxiliary power for trailer accessories or battery charging as permitted by the tow module.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e7-way blade handles brakes, aux power, reverse and lighting circuits.\u003c\/li\u003e\n  \u003cli\u003e4-pin flat offers a simple lighting-only option for smaller trailers.\u003c\/li\u003e\n  \u003cli\u003eGround return integrated for stable signal and light operation.\u003c\/li\u003e\n  \u003cli\u003eBrass terminals resist corrosion and maintain conductivity over time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this harness compatible with my pickup model?\u003c\/h3\u003e\n\u003cp\u003eThe HaHeHo harness is designed as a universal multi-tow solution compatible with many Chevrolet, GM, Ford, Dodge, Ram and Toyota pickup configurations that use USCAR-style connections. Compatibility depends on the vehicle’s OEM tow connector; verify your truck’s connector type before purchase to ensure a direct plug fit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits trucks using USCAR-style tow connectors and common factory harnesses.\u003c\/li\u003e\n  \u003cli\u003eWorks across multiple makes: Ford, GM, Chevy, GMC, Ram, Dodge and Toyota.\u003c\/li\u003e\n  \u003cli\u003eCheck your vehicle’s tow socket shape and pin layout to confirm match.\u003c\/li\u003e\n  \u003cli\u003eOffers both 7-way blade and optional 4-pin flat connection for flexibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow difficult is the installation and what tools are needed?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone comfortable with basic hand tools: mount the supplied bracket, secure the harness, and plug into the vehicle’s OEM tow socket. No specialized crimping or soldering is required when your vehicle uses a compatible USCAR outlet.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTypical tools: socket set, screwdriver, and light wrench for bracket mounting.\u003c\/li\u003e\n  \u003cli\u003eNo wire splicing required for a proper USCAR plug match.\u003c\/li\u003e\n  \u003cli\u003eBrass terminals and secure bracket minimize vibration and wear.\u003c\/li\u003e\n  \u003cli\u003eInstallation time generally under an hour for most pickups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The HaHeHo 7-pin trailer wiring harness kit is aimed at pickup owners who need a reliable, factory-style tow connection without complex wiring. It suits drivers who tow trailers with lights or electric brakes, fleet users standardizing tow gear across multiple truck makes, and DIYers who want a clean, plug-in install using OEM-style connectors.\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 need splicing to work with my truck?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: If your truck has a USCAR-compatible OEM tow socket, no splicing is required—just mount the bracket and plug in.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this power electric trailer brakes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—the 7-way blade includes a dedicated circuit for electric trailer brakes when matched to the vehicle’s tow module.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"HaHeHo","offers":[{"title":"Default Title","offer_id":48085926609054,"sku":"B0F2HVBY53","price":49.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/haheho-front-view-packaged-harness.jpg?v=1785880871","url":"https:\/\/northtrailauto.ca\/products\/haheho-7-pin-trailer-wiring-harness-with-4-pin-flat-uscar-plug-plug-and-play-bracket-kit-for-ford-gm-chevy-trucks","provider":"North Trail Auto","version":"1.0","type":"link"}