Kasserine
For the last part of the mission in Kasserine, when you see the Panzer IV's smoke, start running. When you encounter the Krauts, ONLY TAKE OUT THE MG42 NESTS. Do not bother to take out any others as they may waste your ammo for the health drainers.
More tricks, tips and cheats for this game are right here - Call of Duty 2: Big Red One cheats
Comments for this hint