With today's announcement, she has 'set the wheels in motion' for a run for the presidency. [=she has begun to run for president]
You could almost see the 'wheels' turning in his head. [=you could almost see him thinking about how to do something]
They hoped that the tax cuts would 'grease the wheels' of the economy. [=would help the economy work better]
(..) And look at these features, Mr. Kramer. Antilock brakes, automatic climate control-- Make a right at this corner, please. --an adjustable steering wheel and-- Oh, Mr. Kramer, you missed the turn. -No, no, no, I didn't. -Well, that's okay. Make this next right and swing back to the dealership. (..)1998 TvShow: Seinfeld Title: The Dealership Season: 9 Episode 11