{"product_id":"25866299-genuine-gm-door-lock-assembly-for-silverado-sierra-4-8l-5-3l","title":"25866299 Genuine GM Door Lock Assembly For Silverado Sierra 4.8L 5.3L","description":"\u003ch2 data-start=\"479\" data-end=\"779\"\u003eDescription\u003c\/h2\u003e\n\u003cp data-start=\"112\" data-end=\"411\"\u003eThe 25866299 is a genuine GM front door lock assembly that controls latch engagement and locking function within the front door. It keeps the door securely latched under load and ensures proper release when the handle or lock system is activated.\u003c\/p\u003e\n\u003ch2\u003eVehicle Compatibility\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; height: 340.4px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003cth style=\"width: 6.34058%; text-align: center;\"\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 37.3188%; text-align: center;\"\u003e\u003cstrong\u003eVehicle\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 31.7029%; text-align: center;\"\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 23.5507%; text-align: center;\"\u003e\u003cstrong\u003eTrims\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 6.34058%;\"\u003e2010\u003c\/td\u003e\n\u003ctd style=\"width: 37.3188%;\"\u003eChevrolet Silverado 1500\u003c\/td\u003e\n\u003ctd style=\"width: 31.7029%;\"\u003e4.8L V8, 5.3L V8, 6.0L V8, 6.2L V8\u003c\/td\u003e\n\u003ctd style=\"width: 23.5507%;\"\u003eHybrid, LT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 6.34058%;\"\u003e2010\u003c\/td\u003e\n\u003ctd style=\"width: 37.3188%;\"\u003eChevrolet Silverado 2500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 31.7029%;\"\u003e6.0L V8, 6.6L V8 Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 23.5507%;\"\u003eLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 6.34058%;\"\u003e2010\u003c\/td\u003e\n\u003ctd style=\"width: 37.3188%;\"\u003eChevrolet Silverado 3500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 31.7029%;\"\u003e6.0L V8, 6.6L V8 Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 23.5507%;\"\u003eLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 6.34058%;\"\u003e2010\u003c\/td\u003e\n\u003ctd style=\"width: 37.3188%;\"\u003eGMC Sierra 1500\u003c\/td\u003e\n\u003ctd style=\"width: 31.7029%;\"\u003e5.3L V8, 6.0L V8, 6.2L V8\u003c\/td\u003e\n\u003ctd style=\"width: 23.5507%;\"\u003eDenali, Hybrid, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 6.34058%;\"\u003e2010\u003c\/td\u003e\n\u003ctd style=\"width: 37.3188%;\"\u003eGMC Sierra 2500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 31.7029%;\"\u003e6.0L V8, 6.6L V8 Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 23.5507%;\"\u003eSLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 6.34058%;\"\u003e2010\u003c\/td\u003e\n\u003ctd style=\"width: 37.3188%;\"\u003eGMC Sierra 3500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 31.7029%;\"\u003e6.0L V8, 6.6L V8 Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 23.5507%;\"\u003eSLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 6.34058%;\"\u003e2009\u003c\/td\u003e\n\u003ctd style=\"width: 37.3188%;\"\u003eChevrolet Silverado 1500\u003c\/td\u003e\n\u003ctd style=\"width: 31.7029%;\"\u003e4.3L V6, 4.8L V8, 5.3L V8, 6.0L V8, 6.2L V8\u003c\/td\u003e\n\u003ctd style=\"width: 23.5507%;\"\u003eHybrid, LS, LT, LTZ, WT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 6.34058%;\"\u003e2009\u003c\/td\u003e\n\u003ctd style=\"width: 37.3188%;\"\u003eChevrolet Silverado 2500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 31.7029%;\"\u003e6.0L V8, 6.6L V8 Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 23.5507%;\"\u003eLT, LTZ, WT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 6.34058%;\"\u003e2009\u003c\/td\u003e\n\u003ctd style=\"width: 37.3188%;\"\u003eChevrolet Silverado 3500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 31.7029%;\"\u003e6.0L V8, 6.6L V8 Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 23.5507%;\"\u003eLT, LTZ, WT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 6.34058%;\"\u003e2009\u003c\/td\u003e\n\u003ctd style=\"width: 37.3188%;\"\u003eGMC Sierra 1500\u003c\/td\u003e\n\u003ctd style=\"width: 31.7029%;\"\u003e4.3L V6, 4.8L V8, 5.3L V8, 6.0L V8, 6.2L V8\u003c\/td\u003e\n\u003ctd style=\"width: 23.5507%;\"\u003eDenali, Hybrid, SL, SLE, SLT, WT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 6.34058%;\"\u003e2009\u003c\/td\u003e\n\u003ctd style=\"width: 37.3188%;\"\u003eGMC Sierra 2500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 31.7029%;\"\u003e6.0L V8, 6.6L V8 Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 23.5507%;\"\u003eSLE, SLT, WT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 6.34058%;\"\u003e2009\u003c\/td\u003e\n\u003ctd style=\"width: 37.3188%;\"\u003eGMC Sierra 3500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 31.7029%;\"\u003e6.0L V8, 6.6L V8 Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 23.5507%;\"\u003eSLE, SLT, WT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eGeneral Specifications\u003c\/h2\u003e\n\u003cdiv style=\"width: 100%; display: block;\"\u003e\n\u003ctable style=\"height: 176.4px; width: 100% !important; table-layout: fixed !important; display: table !important;\" class=\"product-table\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 29.717%;\"\u003e \u003ccol style=\"width: 69.9686%;\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e25866299\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eGM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eDoor Lock Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003eYears\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e2009–2010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003ePosition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eFront\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003eFitment Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eDirect replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e1.50 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e12.4 x 8.5 x 6.5 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp data-start=\"1555\" data-end=\"1574\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 data-start=\"1555\" data-end=\"1574\"\u003eProduct Features\u003c\/h2\u003e\n\u003cp data-start=\"673\" data-end=\"798\"\u003eThe 25866299 door lock assembly is built to match factory performance and installation requirements:\u003c\/p\u003e\n\u003cul data-start=\"799\" data-end=\"1176\"\u003e\n\u003cli data-start=\"799\" data-end=\"861\"\u003eControls front door latch engagement and locking operation\u003c\/li\u003e\n\u003cli data-start=\"862\" data-end=\"929\"\u003eDesigned specifically for front door mounting and linkage setup\u003c\/li\u003e\n\u003cli data-start=\"930\" data-end=\"984\"\u003eEnsures secure latch hold during vehicle operation\u003c\/li\u003e\n\u003cli data-start=\"985\" data-end=\"1043\"\u003eProvides smooth release through handle and lock inputs\u003c\/li\u003e\n\u003cli data-start=\"1044\" data-end=\"1105\"\u003eMatches OEM mounting points and internal linkage geometry\u003c\/li\u003e\n\u003cli data-start=\"1106\" data-end=\"1176\"\u003eBuilt to GM specifications for proper fit and consistent operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"1893\" data-end=\"1913\"\u003eApplication Notes\u003c\/h2\u003e\n\u003cp data-start=\"2362\" data-end=\"2458\"\u003eThe 25866299 is intended for vehicles equipped with the factory door locking system listed above. It must be aligned correctly during installation so the latch engages fully and operates without binding.\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cp data-start=\"2460\" data-end=\"2566\"\u003eAlways verify part number, vehicle application, and door position before installation.\u003c\/p\u003e\n\u003c\/blockquote\u003e","brand":"GM","offers":[{"title":"Default Title","offer_id":48555697701091,"sku":"25866299","price":389.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0769\/5122\/4547\/files\/s-l1600_053535a0-68fd-49db-9908-15df5c8cc356.webp?v=1780648516","url":"https:\/\/unitautoparts.com\/products\/25866299-genuine-gm-door-lock-assembly-for-silverado-sierra-4-8l-5-3l","provider":"Unit Auto Parts","version":"1.0","type":"link"}