The M12 Gun Motor Carriage is an American self-propelled gun developed during World War II and used by the US Army. The M12 can be seen in the Aachen campaign of Call of Duty: Finest Hour and is seen in Call of Duty: WWII.
Call of Duty: Finest Hour Edit
It was the main objective to protect the M12 in the first and third Aachen missions. It was required to destroy several fortified German positions in the town. The player must protect the gun carriage from German anti-tank guns as they escort it through town. If it is destroyed, the mission will fail.