DETROIT, April 12 /PRNewswire/ -- Comerica Incorporated (NYSE: CMA) will
issue first quarter 2001 earnings prior to the market opening on Tuesday,
April 17, 2001.

Comerica will host a conference call that day to review its first quarter
financial results at 8:30 a.m. (ET). The live conference call will be
webcast, and can be accessed through the Investor Relations link on Comerica's
home page at www.comerica.com . The live conference call also will be
available by telephone at 706-679-5261, using event identification number
92476.

For those unable to listen to the live call, a replay will be available
approximately two hours following the conclusion of the call through Tuesday,
April 24, 2001. The replay can be accessed by dialing 800-642-1687 or
706-645-9291, using event identification number 92476. The replay also can be
accessed through the Investor Relations link on Comerica's home page at
www.comerica.com .

The new earnings release date replaces the originally scheduled release
date of Thursday, April 26, 2001.

Comerica Incorporated is a multi-state financial services provider
headquartered in Detroit, with bank subsidiaries in Michigan, California and
Texas, banking operations in Florida, and businesses in several other states.
Comerica has an investment services affiliate, Munder Capital Management, and
operates banking subsidiaries in Canada and Mexico.
SOURCE Comerica Incorporated

CONTACT: Media: Sharon R. McMurray, 313-222-4881, or Investor: Judith S.
Love, 313-222-2840, both of Comerica Incorporated/