The Low Level warning light will come on a correctly working tank unit, but this may not be the case on a defective unit. (mechanics.stackexchange.com)
For the Allies, the African - American logistical unit, the Red Ball Express, played a key role to supply Patton's counterattacking tank units with fuel and ammunition, the two most vital military supplies. (entrepreneur.com)
It centers on a WWII tank unit led by Don «Wardaddy» Collier (Brad Pitt). (relevantmagazine.com)