BestKeys 401-CBT Keyless Entry This is a brand new replacement key fob remote for 2007-2009 Chevy Cobalt Every single remote is tested before it is sent to make sure it is transmitting. This remote must be programmed by a qualified locksmith or dealership. We include instructions for your locksmith or automotive professional. Compatible with GM part number 15252034 and FCC ID KOBGT04A New complete working remote with all electronics and batteries included.