DrCax 12671387 NOx Nitrogen Oxide Sensor Upstream Inlet Compatible with Chevrolet Express Silverado GMC Savana Sierra 2500 3500 4500 Replace 5WK9 6631H 12642310 12669594

Package Including: 1 x NOx Nitrogen Oxide Sensor Installation Position: Upstream / Inlet Why Choose Our NOx Sensor? 100% Factory tested Improve fuel economy ratio Ready to use, Direct Replacement Built to strict quality control standards Use highest grade material with OE+ durability High quality core components and double protective cover How does the Nox sensor work ? After installation , OBDII diagnostic unit will not display sensor value immediately Generally, NOx sensor start to work only if exhaust gas temperature reaches 180¡æ or more after starting the engine. Note: 1. Power off the whole vehicle and check power supply of wiring harness before replacement, otherwise disconnection fault may be prompted. 2. Please delete the original fault code after replacement OEM Equivalent Part Numbers: 5WK9 6631H, 12671387, 12642310, 12669594, 19256343, 5WK96631H Compatible with Chevrolet 2010-2015 Express 2500 2010-2015 Express 3500 2010-2015 Express 4500 2011-2014 Silverado 2500 2011-2014 Silverado 3500 Compatible with GMC 2010-2015 Savana 2500 2010-2015 Savana 3500 2010-2015 Savana 4500 2011-2014 Sierra 2500 2011-2014 Sierra 3500 About Us DrCax are automotive-related brand,supplying mainly high quality auto parts for all over the world.Experienced in OEM service and Tuning parts for years.Our products are manufactured to the same specifications as the original ones. DrCax is an ideal choice to replace your broken parts.