OKAY MOTOR Secondary Air Pump for Chevy Trailblazer GMC Envoy Bravada Rainier 4.2L;

Vehicle Applications:
2009-2006 Buick Lucerne V8-281ci 4.6L MFI
2009 Buick Lucerne V6-237ci 3.9L MFI
2008-2006 Buick Lucerne V6-231ci 3.8L MFI
2007-2004 Buick Rainier L6-256ci 4.2L MFI
2007-2006 Buick Rainier V8-325ci 5.3L MFI
2005-2004 Buick Rainier V8-323ci 5.3L MFI
2009-2006 Cadillac DTS V8-281ci 4.6L MFI
2009-2004 Chevrolet Trailblazer L6-256ci 4.2L MFI
2009-2006 Chevrolet Trailblazer V8-364ci 6.0L MFI
2008-2006 Chevrolet Trailblazer V8-325ci 5.3L MFI
2006-2004 Chevrolet Trailblazer EXT L6-256ci 4.2L MFI
2006,2004 Chevrolet Trailblazer EXT V8-325ci 5.3L MFI
2005 Chevrolet Trailblazer EXT V8-323ci 5.3L MFI
2009-2004 GMC Envoy L6-256ci 4.2L MFI
2009-2006 GMC Envoy V8-325ci 5.3L MFI
2005 GMC Envoy V8-323ci 5.3L MFI
2006-2004 GMC Envoy XL L6-256ci 4.2L MFI
2006 GMC Envoy XL V8-325ci 5.3L MFI
2005-2004 GMC Envoy XL,Envoy XUV V8-323ci 5.3L MFI
2005-2004 GMC Envoy XUV L6-256ci 4.2L MFI
2004 Oldsmobile Bravada L6-256ci 4.2L MFI