Series 1997-3 Group 1 --Class
B2F downgraded to 'CCC' from 'B' and removed from Rating Watch; --Class B1F downgraded to 'BB' from 'BBB' and removed from Rating Watch; --Classes A1-A9 affirmed at 'AAA'; --Class M1-F affirmed at 'AA'; --Class M2-F affirmed at 'A'.