A totally different idea on how to rescue Detroit. Basically, give a government rebate to encourage people to purchase a car! The article addresses environmental and business concerns.
The $30 Billion Rebate – Jeffrey Leonard

The way to do it is to offer a 50 percent rebate check to every purchaser of a new, American-made car produced by any auto company that signs up for a voluntary restructuring program with the federal government. The rebate would be paid by the Treasury Department, and then exchanged for preferred stock in the company that produced the car.