The tank overrun change only affects how much movement points you get back. Now I respect the older Panzer General 2 formula where the moves after an overrun are moves left + 1. Before after an over run the unit got the whole movement points back.
Viewing post in Panzer Marshal 3.2.7 Release comments
Could you attach me a save game that doesn't work on github: https://github.com/nicupavel/openpanzer/issues