Chevrolet Blazer 02-05, S10 02-04 GM OEM Ignition Key Switch + 2 Door Locks cylinder W/2 Chevy OEM Logo Keys Chevrolet Blazer(Automatic Transmission Only) 2002, 2003, 2004, 2005 Chevrolet S10(Automatic Transmission Only) 2002, 2003, 2004