Nut is a direct fit for the following:

1997 Chevrolet Blazer
2008-2010 Chevrolet Malibu
1997-2003 Chevrolet S10
1997 GMC Jimmy
1997-2003 GMC Sonoma
1997 Oldsmobile Bravada
2007-2009 Saturn Aura
2007-2009 Saturn Vue

Genuine GM Part Number: 15739531