Possible Clues:

• Someone self-taught did do something at back of car
• One who's learned independently about tuition regularly played a dramatic role
• Someone who is self-taught
• Car's accomplished performance for one that teaches itself
• Unassisted learner in American car was doing something
• Do-it-yourself learner
• Self-educator executed turn with American car
• A self-taught person
• Law blaming the car?
• One informally educated managed to do something on vehicle