{"product_id":"55495040-genuine-gm-nox-sensor-upper-for-colorado-canyon-2-8l-diesel","title":"55495040 Genuine GM NOx Sensor Upper For Colorado Canyon 2.8L Diesel","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe 55495040 is a genuine GM upper nitrogen oxides (NOx) sensor engineered for select 2016–2019 Chevrolet Colorado and GMC Canyon models equipped with the 2.8L Duramax diesel engine. This sensor tracks nitrogen oxide output in the exhaust system and relays precise readings to the engine control module, supporting efficient SCR operation and proper emissions management.\u003c\/p\u003e\n\u003ch2\u003eVehicle Compatibility\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; height: autopx;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003cth style=\"width: 8.27338%; text-align: center; height: 19.6px;\"\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 26.7986%; text-align: center; height: 19.6px;\"\u003e\u003cstrong\u003eVehicle\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 34.3525%; text-align: center; height: 19.6px;\"\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 29.6763%; text-align: center; height: 19.6px;\"\u003e\u003cstrong\u003eTrims\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 8.27338%;\"\u003e2019\u003c\/td\u003e\n\u003ctd style=\"width: 26.7986%;\"\u003eChevrolet Colorado\u003c\/td\u003e\n\u003ctd style=\"width: 34.3525%;\"\u003e2.8L L4 Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 29.6763%;\"\u003eLT, WT, Z71, ZR2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 8.27338%;\"\u003e2019\u003c\/td\u003e\n\u003ctd style=\"width: 26.7986%;\"\u003eGMC Canyon\u003c\/td\u003e\n\u003ctd style=\"width: 34.3525%;\"\u003e2.8L L4 Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 29.6763%;\"\u003eAll Terrain, Denali, SLE, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 8.27338%;\"\u003e2018\u003c\/td\u003e\n\u003ctd style=\"width: 26.7986%;\"\u003eChevrolet Colorado\u003c\/td\u003e\n\u003ctd style=\"width: 34.3525%;\"\u003e2.8L L4 Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 29.6763%;\"\u003eLT, WT, Z71, ZR2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 8.27338%;\"\u003e2018\u003c\/td\u003e\n\u003ctd style=\"width: 26.7986%;\"\u003eGMC Canyon\u003c\/td\u003e\n\u003ctd style=\"width: 34.3525%;\"\u003e2.8L L4 Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 29.6763%;\"\u003eAll Terrain, Denali, SLE, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 8.27338%;\"\u003e2017\u003c\/td\u003e\n\u003ctd style=\"width: 26.7986%;\"\u003eChevrolet Colorado\u003c\/td\u003e\n\u003ctd style=\"width: 34.3525%;\"\u003e2.8L L4 Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 29.6763%;\"\u003eLT, WT, Z71, ZR2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 8.27338%;\"\u003e2017\u003c\/td\u003e\n\u003ctd style=\"width: 26.7986%;\"\u003eGMC Canyon\u003c\/td\u003e\n\u003ctd style=\"width: 34.3525%;\"\u003e2.8L L4 Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 29.6763%;\"\u003eDenali, SLE, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 8.27338%;\"\u003e2016\u003c\/td\u003e\n\u003ctd style=\"width: 26.7986%;\"\u003eChevrolet Colorado\u003c\/td\u003e\n\u003ctd style=\"width: 34.3525%;\"\u003e2.8L L4 Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 29.6763%;\"\u003eLT, WT, Z71\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 8.27338%;\"\u003e2016\u003c\/td\u003e\n\u003ctd style=\"width: 26.7986%;\"\u003eGMC Canyon\u003c\/td\u003e\n\u003ctd style=\"width: 34.3525%;\"\u003e2.8L L4 Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 29.6763%;\"\u003eSLE, SLT\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 class=\"product-table\" style=\"height: 235.2px; width: 100% !important; table-layout: fixed !important; display: table !important;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 27.1583%;\"\u003e \u003ccol style=\"width: 72.482%;\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e55495040\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNitrogen Oxides Sensor (NOx Sensor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYears\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2016–2019\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVehicle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eChevrolet Colorado, GMC Canyon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePosition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUpper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.8L L4 Diesel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.33 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitment Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Features\u003c\/h2\u003e\n\u003cp\u003eThe 55495040 upper nitrogen oxides (NOx) sensor is built to match factory performance and installation requirements:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eContinuously monitors exhaust NOx levels to provide accurate operating data to the engine control module\u003c\/li\u003e\n\u003cli\u003eEngineered for the factory upper sensor position used on compatible 2.8L Duramax diesel applications\u003c\/li\u003e\n\u003cli\u003eDesigned with the original connector style for secure electrical communication with the vehicle system\u003c\/li\u003e\n\u003cli\u003eHelps maintain stable SCR system operation by delivering reliable emissions feedback\u003c\/li\u003e\n\u003cli\u003eManufactured to GM engineering specifications for dependable service in demanding diesel environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplication Notes\u003c\/h2\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe 55495040 is intended for vehicles equipped with the factory upper NOx sensor configuration listed for the applications above. Inspect the sensor mounting location and electrical connector for damage or corrosion before installation.\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eAlways verify the part number, VIN, engine specification, and sensor location before installing the component.\u003c\/p\u003e\n\u003c\/blockquote\u003e","brand":"GM","offers":[{"title":"Default Title","offer_id":49498983006435,"sku":"55495040","price":314.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0769\/5122\/4547\/files\/s-l1600_1c7d6ffd-4903-435a-9559-37bb65051334.webp?v=1785847911","url":"https:\/\/unitautoparts.com\/products\/55495040-genuine-gm-nox-sensor-upper-for-colorado-canyon-2-8l-diesel","provider":"Unit Auto Parts","version":"1.0","type":"link"}