{"product_id":"20pin-automobile-headlamp-waterproof-socket-car-wiring-harness-connector-for-buick-33482-2132-33472-2001","title":"33482-2132 \/ 33472-2001 Automotive 20-Pin Headlamp Waterproof Connector — Buick Wiring Harness Socket","description":"\u003ch2\u003e33482-2132 \/ 33472-2001 Automotive 20-Pin Headlamp Waterproof Connector — Buick\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e33482-2132\u003c\/strong\u003e and \u003cstrong\u003e33472-2001\u003c\/strong\u003e are 20-pin waterproof automotive headlamp connectors for Buick and GM-platform vehicles. Modern LED and adaptive headlamp assemblies integrate multiple functions — low beam, high beam, DRL, turn signal, position light, leveling motor, and temperature sensor — requiring a high-pin-count sealed connector to interface the headlamp assembly to the vehicle wiring harness. The sealed design provides moisture protection for the headlamp connector in the exposed front-end location.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePart Numbers\u003c\/td\u003e\n\u003ctd\u003e33482-2132 (female) \/ 33472-2001 (male)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePin Count\u003c\/td\u003e\n\u003ctd\u003e20-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eHeadlamp assembly connector\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSealing\u003c\/td\u003e\n\u003ctd\u003eWaterproof (sealed)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eHousing Material\u003c\/td\u003e\n\u003ctd\u003ePA66 glass-filled nylon\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTerminal Material\u003c\/td\u003e\n\u003ctd\u003eTin-plated copper alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40°C to +125°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCompatible Platforms\u003c\/td\u003e\n\u003ctd\u003eBuick \/ GM vehicles\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eRoHS\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eModern Headlamp Connector Requirements\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e20-pin for full LED headlamp integration\u003c\/strong\u003e — modern LED headlamps require circuits for: LED driver power\/ground, low beam, high beam, DRL, turn signal, position light, adaptive leveling motor (2 circuits), temperature sensor, and communication bus\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWaterproof sealed design\u003c\/strong\u003e — headlamp connectors are exposed to rain, road spray, and car wash water; sealed connectors prevent moisture ingress that causes LED driver failures and corrosion\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuick \/ GM OEM standard\u003c\/strong\u003e — manufactured to GM mating dimensions for direct replacement on Buick Enclave, LaCrosse, Envision, and related GM platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eBuick LED headlamp assembly connector repair\u003c\/li\u003e\n  \u003cli\u003eGM-platform headlight wiring harness replacement\u003c\/li\u003e\n  \u003cli\u003eAdaptive headlamp connector repair\u003c\/li\u003e\n  \u003cli\u003eHeadlamp assembly replacement connector\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eQ: Which Buick models use 33482-2132 \/ 33472-2001?\u003c\/h3\u003e\n\u003cp\u003eThese connectors are used in Buick models including Enclave, LaCrosse, Envision, and Verano, as well as related GM-platform vehicles. Consult the GM parts catalog or your vehicle’s wiring diagram to confirm fitment for your specific model and year.\u003c\/p\u003e\n\u003ch3\u003eQ: Why would a headlamp connector fail?\u003c\/h3\u003e\n\u003cp\u003eCommon failure modes include: terminal corrosion from moisture ingress through cracked seals, heat damage from LED driver heat cycling, and physical damage from front-end collisions or aggressive washing. Inspect the connector for green\/white corrosion, melted housing, or cracked wire seals before replacing.\u003c\/p\u003e","brand":"Keszoox","offers":[{"title":"15cm wire","offer_id":47394027798763,"sku":"14:350850#15cm wire","price":54.72,"currency_code":"USD","in_stock":true},{"title":"15cm wire 1","offer_id":47394027831531,"sku":"14:350852#15cm wire","price":55.08,"currency_code":"USD","in_stock":true},{"title":"male set","offer_id":47394027864299,"sku":"14:200004889#male set","price":19.14,"currency_code":"USD","in_stock":true},{"title":"female set","offer_id":47394027897067,"sku":"14:200004890#female set","price":20.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/20pin-buick-headlamp-waterproof-connector-main.webp?v=1770434300","url":"https:\/\/keszoox.com\/products\/20pin-automobile-headlamp-waterproof-socket-car-wiring-harness-connector-for-buick-33482-2132-33472-2001","provider":"Keszoox","version":"1.0","type":"link"}