The 213-4514 engine coolant temperature sensor monitors the engine temperature, it used by the engine control module to adjust the air/fuel mixture and ignition timing.
Compatible Vehicles:

Buick Lacrosse 2010-2016
Buick Rainier 2007
Buick Regal 2011-2015
Buick Rendezvous 2006-2007

Cadillac CTS 2004-2019
Cadillac Escalade 2002-2020

Chevy Avalanche 2007
Chevy Camaro 1999-2021
Chevy Cavalier 2002-2005
Chevy Colorado 2010-2012
Chevy Corvette 1997-2018
Chevy Equinox 2005-2017
Chevy Express 1500 2500 2003-2012
Chevy HHR 2006-2010
Chevy Impala 2006-2008
Chevy Malibu 2004-2014
Chevy Silverado 1500 2000-2019
Chevy Silverado 2500 1999-2019
Chevy Silverado 3500 2005-2017
Chevy Suburban 2015-2019
Chevy Suburban 1500 2000-2014
Chevy Suburban 2500 2000-2011
Chevy Tahoe 2000-2019
Chevy Trailblazer 2003-2009
Chevy Uplander 2006-2008

GMC Canyon 2009-2012
GMC Envoy 2004-2009
GMC Savana 1500 2003-2011
GMC Savana 2500 2006-2020
GMC Savana 3500 2003-2020
GMC Savana 4500 2013-2019
GMC Sierra 1500 2000-2018
GMC Sierra 2500 2001-2016
GMC Sierra 3500 2003-2018
GMC Terrain 2011-2014
GMC Yukon 2001-2020
GMC Yukon XL 2015-2020
GMC Yukon XL 1500 2500 2001-2013

Hummer H2 2004-2008
Hummer H3 2009-2010
Hummer H3T 2009-2010

Pontiac G5 2007-2010
Pontiac G6 2005-2010
Pontiac GTO 2004-2005
Pontiac Sunfire 2002-2005
Pontiac Torrent 2007-2008

Saturn Aura 2007-2009
Saturn ION 2003-2007
Saturn SKY 2007-2010
Saturn VUE 2003-2009

Warm Reminder:
Instruction is not included. Professional installation is recommended.