is this the right key fob for a 2000 g???? i won it on ebay tried reprogramming it but it wouldnt work....bought a new battery & still nuttin....now i got a "?" when i insert/exit the ignition 6+ times & the hazards blink i put the key in & turn it to ACC not ON right?>? & then i should push a botton on the fob & the hazards should blink again right?? ok but they dont...& i try to redo it but for some reason i cant ge the hazards to blink again so i have to disconnect the batt & try again......has anyone else have to do that???? am i doing somtin wrong???? please help!!!