3 bucks or so at radio shack.....
its one of those computer cmos batteries. CR2032. it takes less than 2 minutes to replace it. no programming required.
06 RT BRILLIANT BLACK MODS:BT Frankintake, HID conversion kit for head and fog's, 35% tint, AVIC D3, Panasonic 7" E&G Mesh Grill, Billet Technology Hood and Trunk Emblem, Visor, Pistol Grip, Door sills, catch can, shifter, Putco LED interior Dome light Kit, Mopar Valeo, Predator 93 CAI tune, JET 180 stat, HELO HE834 Finish: Black w/ Match Lip 20"