DETROIT, Oct. 2 /PRNewswire/ -- Comerica Bank (Michigan) announced it has
lowered its prime rate to 5.50 percent from 6.00 percent, effective tomorrow,
October 3, 2001.

(Photo: http://www.newscom.com/cgi-bin/prnh/20010807/CMALOGO )

Comerica Bank, the largest bank in Michigan, is a subsidiary of Comerica
Incorporated (NYSE: CMA), a multi-state financial services provider
headquartered in Detroit, with banking subsidiaries in Michigan, California
and Texas, banking operations in Florida, and businesses in several other
states. Comerica also has an investment services affiliate, Munder Capital
Management, commercial banking operations in Canada and a commercial banking
subsidiary in Mexico. Comerica reported total assets of $49 billion at
June 30, 2001.

SOURCE Comerica Bank

CONTACT: Media: Wayne J. Mielke, +1-313-222-4732, or Investor: Judith S.
Love, +1-313-222-2840, both of Comerica Bank/