can anyone help??? i have 99 t4 and one of the arms on the right hand side of the heater control panal has snapped! could it be replaced with one out of a vw unit? are they the same? i have been reading the forum and some say that a mk 4 polo are the same and some asy a mk 3 golf are the same. my dials are the ones with the small control in the middle. the more threads i read the more confused im getting!! as they may look the same but are diffrent.and thoses who look difrrent may have the same inturnails. can anyone give me some addvise please.