【Tailgate Light Bar Quick Connect】 Compatible with 2019 - 2022 Chevrolet Silverado 1500 and GMC Sierra 1500, 2020- 2023 Silverado / Sierra 2500HD 3500HD. For used at most tailgate light bar with reverse wire to keep your vehicle neat and clean. 【Avoid Error Detection】 Easy connect wiring harness for tailgate light perfectly avoid Blind Spot error detection and Trailer error detection on your Silverado / Sierra truck. It plugs into the turn signal/ brake/backup light, avoid trailer detection and allow function properly. 【Seamless & Virtually Hidden Install】 This for 2019-2023 Silverado / Sierra tailgate light bar connector directly connect into the tail-lamps while keeping your truck's original trailer connector open and intact. 【Plug and Play】 Easy Connect Tailgate Light Harness with plug and play functionality installs on your truck without tools in seconds. Avoid trailering electrical systems to allow your tailgate light bar working smoothly (*Note: crimping tool may require for proper soldering). 【Built to Last】 Pure copper 16AWG, provide reliable power and stable connection for 2019-2023 Silverado/Sierra 1500. 4 pin connector equips with dust cover. Waterproof design with durable black split wire loom tubing resistance to abrasion and corrosion. Custom Wiring Harness for Tailgate Light Bars - 2019 and Newer Silverado/Sierra 1500. Keep your truck's 7-pin connector free for towing while using your tailgate light bar with this custom wiring harness. Keeps all your OEM connections intact. Plug-and-play installation