GT231 / 15763227. 1999-2004 Chevrolet Silverado 1500 Gas Cap. 1996 Buick Skylark Gas Cap. 2001-2003 Chevrolet Silverado 1500 HD Gas Cap. 1999-2003 Chevrolet Silverado 2500 Gas Cap. 2001-2003 Chevrolet Silverado 2500 HD (excluding Diesel Engines) Gas Cap.
