{"product_id":"top-max-tail-light-wiring-harness-for-2003-2007-chevy-silverado-fleetside-left-right-pair-plug-and-play-replacement","title":"TOP-MAX Tail Light Wiring Harness for 2003-2007 Chevy Silverado Fleetside — Left \u0026 Right Pair, Plug-and-Play Replacement","description":"\u003cp\u003e\u003cstrong\u003eTOP-MAX tail light wiring harness kit replaces OE 16531401 and 16531402 to restore reliable rear lighting on compatible 2003–2007 Chevrolet Silverado trucks.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Silverado’s rear lights flicker, short out, or stop working because of a worn harness, this pair of TOP-MAX replacement wiring harnesses provides a direct-fit solution for the rear driver and passenger tail lights. Engineered as a plug-and-play replacement for the specified years and models, the kit includes both left and right rear harnesses with factory-style connectors and protective sleeving to resist wear, heat, and corrosion.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I confirm this harness fits my Silverado?\u003c\/h3\u003e\n\u003cp\u003eCheck the model year and bed type carefully: the harnesses are engineered for Fleetside bed Silverado models in the listed years and OE numbers. Verify the original part numbers 16531401 or 16531402 on your old harness, and compare connector shapes and lengths before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible years: 2003–2007 with specific model exceptions noted.\u003c\/li\u003e\n  \u003cli\u003eDesigned for Fleetside bed models only — not compatible with Stepside beds.\u003c\/li\u003e\n  \u003cli\u003eReplaces OE numbers: 16531401 and 16531402 for left and right sides.\u003c\/li\u003e\n  \u003cli\u003eRight harness is longer and connectors differ from left; confirm orientation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat problems does a worn tail light harness cause and how does this kit help?\u003c\/h3\u003e\n\u003cp\u003eOver time harness insulation and terminals can corrode, crack, or fail, causing open circuits, shorts, or intermittent lighting. Replacing the damaged harness restores proper electrical routing for brake, turn, reverse, parking, and running lights, reducing the chance of blown bulbs or electrical faults.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSolves short circuits, open circuits, and grounding faults from aged wiring.\u003c\/li\u003e\n  \u003cli\u003ePrevents taillight burnout and intermittent function that can affect safety.\u003c\/li\u003e\n  \u003cli\u003eRestores reliable connections for brake, turn, reverse, and running lights.\u003c\/li\u003e\n  \u003cli\u003eDurable materials reduce future corrosion and mechanical degradation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and easy to install is the TOP-MAX replacement harness?\u003c\/h3\u003e\n\u003cp\u003eThe harnesses are made with wear-resistant, corrosion-resistant materials and an insulating wrap to withstand heat and impacts. They are built for a straightforward, plug-and-play replacement using your truck’s existing sockets and mounting points, minimizing tools and installation time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWrapped insulating tube resists high temperatures and abrasion.\u003c\/li\u003e\n  \u003cli\u003eCorrosion-resistant contacts for longer service life in wet conditions.\u003c\/li\u003e\n  \u003cli\u003ePlug-and-play connector design for brake, parking, turn, and reverse lights.\u003c\/li\u003e\n  \u003cli\u003eIncluded pair covers both rear left and rear right replacements in one kit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich parts are included and what should I check during installation?\u003c\/h3\u003e\n\u003cp\u003eThe package contains two tail light wiring harnesses: one for the rear left side and one for the rear right side. Note that the right-side harness is longer than the left and connectors differ, so verify orientation before final routing and secure all clips and grounding points for best results.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePackage: 2 x tail light wiring harnesses (rear left and rear right).\u003c\/li\u003e\n  \u003cli\u003eConfirm right harness length and connector differences before installation.\u003c\/li\u003e\n  \u003cli\u003eInspect existing grommets and mounting clips; replace if damaged for a tidy fit.\u003c\/li\u003e\n  \u003cli\u003eTest all light functions after installation to ensure proper operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This TOP-MAX harness kit is aimed at Chevy Silverado owners, mechanics, and restoration enthusiasts who need a reliable replacement for aging or damaged rear tail light wiring on compatible Fleetside-bed trucks from the 2003–2007 model years. It’s especially useful for those who prefer a direct OE-number replacement (16531401\/16531402) and want a durable, corrosion-resistant harness that installs without complicated cross-wiring.\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: Will this kit fit a Stepside bed Silverado?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This harness kit only fits Fleetside bed models. Stepside bed trucks are not compatible.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the package include both left and right harnesses?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The kit includes two harnesses: one rear left and one rear right, with the right harness longer.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"TOP-MAX","offers":[{"title":"Default Title","offer_id":55167469388119,"sku":"B0G2GM6X5W","price":44.02,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/top-max-front-packaging-tail-harness.jpg?v=1790387107","url":"https:\/\/britishgarage.co.uk\/products\/top-max-tail-light-wiring-harness-for-2003-2007-chevy-silverado-fleetside-left-right-pair-plug-and-play-replacement","provider":"British Garage","version":"1.0","type":"link"}