Vehicle Service Type: 2003-2006 Chevy Silverado 1500 2500 3500. Compatible with Vehicle Type: 2003-2006 Chevy Silverado 1500 2500 3500. Applicable:Compatible with 2003-2006 Chevy Silverado 1500 1500 HD, 2003-2006 Chevy Silverado 2500 2500 HD, 2004-2006 Chevy Silverado 3500, 2007-2007 Chevy Classic.
