Chevrolet Silverado2500 HD Back Up Light Switch Connector. Brand: Replacement...Chevrolet Silverado 2500 HD Back Up Light Switch Connector. Brand: Replacement. Fits Years: 2001, 2002, 2003, 2004, 2005, 2006, 01, 02, 03, 04, 05, 06. Back Up Light Switch Connector -- Multi Purpose Electrical Connector (S712) Back Up Light Switch...more