Engine Coolant Thermostat is a direct fit for the following:
2006-2011 Buick Lucerne
1994-2005 Cadillac DeVille
2006-2011 Cadillac DTS
1993-2002 Cadillac Eldorado
1993-2004 Cadillac Seville
2004-2009 Cadillac SRX
2005-2010 Cadillac STS
2004-2009 Cadillac XLR
2004-2005 Pontiac Bonneville
4.6L Engines Only
1994-2005 Cadillac DeVille
2006-2011 Cadillac DTS
1993-2002 Cadillac Eldorado
1993-2004 Cadillac Seville
2004-2009 Cadillac SRX
2005-2010 Cadillac STS
2004-2009 Cadillac XLR
2004-2005 Pontiac Bonneville
4.6L Engines Only
Genuine GM Part Number: 12559807
