Retainer is a direct fit for the following:

2010 Buick LaCrosse
2010-2016 Cadillac SRX
2017-2018 Chevrolet Bolt EV
2014-2015 Chevrolet Camaro
2012-2015 Chevrolet Captiva Sport
2006-2010 Chevrolet Impala
2009-2013 Chevrolet Silverado 1500
2012-2018 Chevrolet Sonic
2017-2018 GMC Acadia
2009-2013 GMC Sierra 1500
2008-2010 Saturn Vue

Genuine GM Part Number: 11589295