It's not a case of 'look at me in my car'; it's more, 'look at the car'. I like the idea of other people enjoying them, because everything has become a bit faceless and nobody likes the motor car any more.
If you really do want to be an actor who can satisfy himself and his audience, you need to be vulnerable. You must reach the emotional and intellectual level of ability where you can go out stark naked, emotionally, in front of an audience.