Once we build the wall, Americans will be happy to pay more for a Ford Focus.
Or go without.
And then the U.S. government will figure out a way to push people to buy new cars even if they can't afford them. "Cash for Clunkers" was nothing more than a government-funded program to stimulate demand for new cars at a time when the economy was so bad that the average age of a car on the road in the U.S. had reached twelve years.
A nation filled with people driving third-hand and fourth-hand cars is something out of the Third World.