SMP AX83 Standard Ambient Air Temp Sensor fits 2016 - 2011 Buick LaCrosse; 2016 - 2011 Buick Regal; 2008 - 2007 Cadillac BLS; 2001 - 1997 Cadillac Catera; 2004 - 2002 Cadillac Escalade; 2004 - 2003 Cadillac Escalade ESV; 2004 - 2002 Cadillac Escalade EXT; 2006 - 2002 Chevrolet Avalanche 1500; 2006 - 2