EXHIBIT 99.01 ASSUMPTION AGREEMENT RE: Banc One Auto Grantor Trust 1997-B This ASSUMPTION AGREEMENT (this "Agreement"), is made and entered into as of February 8, 2001, by and between BANK ONE, TEXAS, N.A. (the "Bank"), a national banking association...Assumption Agreement • March 19th, 2001 • Banc One Auto Grantor Trust 1997-B • Asset-backed securities • New York
