The crankshaft position sensor is critical to proper engine functionality and performance due to the vital signal it provides for engine calculations.<br> Common signs symptoms of a bad crankshaft position sensor include issues starting the vehicle, intermittent stalling, CEL comes on, uneven acceleration, engine misfires or vibrates, rough idle, reduced gas mileage.<br><br> <b>Compatible with Buick Vehicles:</b><br> 2004-2006 Rainier<br><br> <b>Compatible with Cadillac Vehicles:</b><br> 2004-2005 CTS<br> 2002-2006 Escalade, Escalade EXT<br> 2003-2006 Escalade ESV<br><br> <b>Compatible with Chevy Vehicles:</b><br> 2002-2006 Avalanche 1500<br> 1998-2002 Camaro<br> 1997-2005 Corvette<br> 2003-2007 Express 1500, 2500, 3500<br> 2006 Impala, Monte Carlo<br> 1999-2006 Silverado 1500<br> 2007 Silverado 1500 Classic, Silverado 1500 HD Classic<br> 2001-2003, 2005-2006 Silverado 1500 HD<br> 1999-2004 Silverado 2500<br> 2001-2006 Silverado 2500 HD<br> 2007 Silverado 2500 HD Classic, Silverado 3500 Classic<br> 2001-2006 Silverado 3500<br> 2003-2006 SSR<br> 2000-2006 Suburban 1500, 2500<br> 2000-2006 Tahoe<br> 2006 Trailblazer<br> 2003-2006 Trailblazer EXT<br><br> <b>Compatible with GMC Vehicles:</b><br> 2005-2006 Envoy<br> 2003-2006 Envoy XL<br> 2004-2005 Envoy XUV<br> 2003-2007 Savana 1500, 2500, 3500<br> 1999-2006 Sierra 1500<br> 2007 Sierra 1500 Classic, Sierra 1500 HD Classic, Sierra 2500 HD Classic, 3500 Classic<br> 2001-2003, 2005-2006 Sierra 1500 HD<br> 1999-2004 Sierra 2500<br> 2001-2006 Sierra 2500 HD<br> 2001-2006 Sierra 3500<br> 2000-2006 Yukon, XL 1500, XL 2500<br><br> <b>Compatible with Hummer Vehicles:</b><br> 2003-2007 H2<br><br> <b>Compatible with Isuzu Vehicles:</b><br> 2003-2006 Ascender<br><br> <b>Compatible with Pontiac Vehicles:</b><br> 1998-2002 Firebird<br> 2004-2006 GTO<br> 2005-2006 Grand Prix<br><br> <b>Compatible with Saab Vehicles:</b><br> 2005-2006 9-7x<br><br> <b>Replaces Part #: 213-354, 12560228, 12555566, 8125602280, SU1178.</b><br>