I added those lines for "O_Test_Tank_01" class (driver.hpp)
forceHideDriver = false;
forceHideCommander = false;
forceHideGunner = false;
DriverAction = mbt2_slot2b_out;
DriverInAction = mbt2_slot2b_out;
DriverGetInAction = GetInHigh;
DriverGetOutAction = GetOutHigh;
memoryPointsGetInDriver = "pos driver";
memoryPointsGetInDriverPrecise = "pos driver";
memoryPointsGetInDriverDir = "pos driver dir";