USA 09-02-2006 GMAC rating still in question General Motors could show tangible progress by the end of March in its efforts to sell a stake in its finance arm, Fitch Ratings said yesterday General Motors could show… Sign in or Upgrade to Continue Reading This news article is over 10 days old. Subscribe today to access all articles with an annual subscription. Become a member Learn more Already a subscriber? Log in here #bank#interest#investment#Two#US Bank