{"product_id":"standard-ignition-hls1786-headlight-switch","title":"Standard Ignition HLS1786 Headlight Switch","description":"\u003ch2\u003eHeadlight Switch for Silverado and Sierra\u003c\/h2\u003e\u003cp\u003eStandard Ignition HLS1786 is a headlight switch built for direct replacement in select Chevrolet Silverado and GMC Sierra trucks with security lighting. It uses a plug-in connector layout and snap-fit attachment method for a clean OE-style electrical connection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeadlight switch for select Chevrolet Silverado and GMC Sierra applications\u003c\/li\u003e\n\u003cli\u003e12 terminals with male pin terminals and one female connector\u003c\/li\u003e\n\u003cli\u003ePlug-in connector type with snap-fit attachment method\u003c\/li\u003e\n\u003cli\u003eBlack and white plastic finish\u003c\/li\u003e\n\u003cli\u003eCross-reference part numbers include HL7811 and S10653 for the same application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Overview\u003c\/h2\u003e\u003cp\u003eStandard Ignition HLS1786 is a replacement headlight switch designed around the electrical and connector requirements of late-model GM trucks. The 12-terminal, pin-style design supports a secure interface, while the female connector and snap-fit mounting help maintain the original switch layout. This part number is a direct-fit option for 2020-2024 Chevrolet Silverado 2500 HD, 2020-2024 GMC Sierra 2500 HD, 2020-2024 GMC Sierra 3500 HD, 2020-2023 Chevrolet Silverado 1500, and 2020-2023 Chevrolet Silverado 3500 HD, all with security lighting. Standard Ignition HLS1786 is a practical choice when replacing a worn or malfunctioning headlight switch in Silverado and Sierra trucks.\u003c\/p\u003e\u003ch2\u003eCommon Issues This Part Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHeadlights that do not switch on or off correctly\u003c\/li\u003e\n\u003cli\u003eIntermittent lighting control operation\u003c\/li\u003e\n\u003cli\u003eFaulty dash switch response during normal use\u003c\/li\u003e\n\u003cli\u003eElectrical connection problems at the switch interface\u003c\/li\u003e\n\u003cli\u003eLoss of proper control for security lighting-equipped trucks\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the vehicle is equipped with security lighting before ordering. Match the connector style, terminal count, and switch layout to the original unit before installation. Because this is a plug-in electrical component, inspect the harness connector for corrosion, bent pins, or heat damage before connecting the replacement switch.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eStandard Ignition is a recognized aftermarket brand for electrical replacement parts. HLS1786 is built to match the specified connector and terminal configuration for the listed Chevrolet Silverado and GMC Sierra applications.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":52966195495093,"sku":"FBHK-HLS1786","price":53.39,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_HLS1786_Fro.jpg?v=1786598555","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-hls1786-headlight-switch","provider":"PartCatalog","version":"1.0","type":"link"}