amp gauge works.fuel,oil,gas dont.i have 12 volts to the lead gauge,and a pulsating 6 to the other 2,which i believe to be correct.ground is good to the cluster as my turn signals work.are all 3 bad?? senders are also new.i can ground the gas tank sender and gauge does nothing.im just having a hard time believing all 3 are bad.what are your thoughts?im off to work will check back later