What a douche, he explains it to her then tries to open the door and can't - p!ss poor editing & presentation!
To be honest the whole thing is pure comedic genius! Standard "I'm a blond who needs everything spelt out in detail five times over in a conversation clearly scripted and rehearsed at length, while we all grin like our lives depend on it."
Its actually a series. I think I'm gonna watch the rest if I get bored at work!
I can't imagine who thought extreme patronisation was a good way to sell a car to people? Or perhaps this is just how things are done in the US...