Description:

Replacement Mass Airflow Sensor - Also known as the MAF Sensor allows the vehicle to detect the mass of airflow entering the engine necessary for proper fuel mixture. Overtime the factory MAF sensor can fail or accumulate dirt and oil causing running issues or activation of the CEL (Check Engine Light).. Compatible Replacement for Chevrolet, GMC, Cadillac, Buick, Pontiac, Oldsmobile, Hummer. Isuzu & Saab Vehicles - 2002 - 2006 Escalade, ESV, EXT 2002 - 2006 Avalanche 1500, 2500 1999 - 2006 Silverado 1500 2007 Silverado 1500 Classic 2000 - 2006 Suburban 1500, 2500 2000 - 2006 Tahoe 2003 - 2009 Envoy 1999 - 2004 Sierra 2500 2000 - 2006 Yukon, XL 1500, 2500 & more. See below for the full vehicle list.. Replaces Part# AF10043, 25318411, 25168491, 213-4160, 2134160, 213-364, 213364, 15904068, MF8411, 28411M, 748411, 868411, SU1287 8253184110, SU9516.If your vehicle is running rough, hesitating after starting or experiencing poor fuel economy, then you may have a problem with your mass air sensor. The MAF Sensor can easily be located beside the air intake box inside the engine bay.. OEM Fit, Quality & Finish - While this is not a genuine OEM part, it is a direct replacement AA Ignition and will fit, work, and look like the factory MAF Sensor on your Trailblazer, SSR, DeVille, Eldorado, Seville, CTS, Sierra 3500, H2 & more including model years 99, 00, 01, 02, 03, 04, 05, 06, 07, 08, 09..