GMAC will get less than the $5.6B in additional federal support that gov't was considering
GMAC, Treasury in talks to finalize amount of new capital, in exchange for equity / stock
GMAC has received $13.4B in gov't capital; Treasury holds 35.4% stake in GMAC
Couldn't raise enough outside capital to assure regulators it was prepared for new downturn
Other financial institutions went through "stress tests" to assess financial health