Shelby GT350 Mustang Owners Suing Ford Over Overheating GearboxesDavid TracyToday 6:13pm1093EditPromoteGo to permalinkOwners of the Shelby GT350 today opened a class-action lawsuit against Ford over transmissions and differentials that allegedly overheat at high speeds (especially during track use), sending the cars into limp mode. Sport mode is good. Track mode is good. But limp mode? Not good.