A.I.R Pump is a direct fit for the following:

2006-2007 Buick Rainier
2004-2009 Chevrolet Trailblazer
2004-2006 Chevrolet Trailblazer EXT
2004-2009 GMC Envoy
2004-2006 GMC Envoy XL
2004-2005 GMC Envoy XUV
2004 Oldsmobile Bravada

Genuine GM Part Number: 10373306