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[LETTERHEAD OF ERNST & YOUNG]


                                                                EXHIBIT 23

                       Consent of Independent Auditors


We consent to the incorporation by reference in the Registration Statements
listed below, of our report on the consolidated financial statements of
Comerica Incorporated and subsidiaries dated January 20, 1998, included in
this Annual Report on Form 10-K for the year ended December 31, 1997:

     Registration Statement No. 33-42485 on Form S-8 dated August 29, 1991     
                                                                               
     Registration Statement No. 33-45500 on Form S-8 dated February 11, 1992   
                                                                               
     Registration Statement No. 33-49964 on Form S-8 dated July 23, 1992       
                                                                               
     Registration Statement No. 33-49966 on Form S-8 dated July 23, 1992       
                                                                               
     Registration Statement No. 33-53220 on Form S-8 dated October 13, 1992    
                                                                               
     Registration Statement No. 33-53222 on Form S-8 dated October 13, 1992    
                                                                               
     Registration Statement No. 33-58823 on Form S-8 dated April 26, 1995      
                                                                               
     Registration Statement No. 33-58837 on Form S-8 dated April 26, 1995      
                                                                               
     Registration Statement No. 33-58841 on Form S-8 dated April 26, 1995      
                                                                               
     Registration Statement No. 33-65457 on Form S-8 dated December 29, 1995   
                                                                               
     Registration Statement No. 33-65459 on Form S-8 dated December 29, 1995   
                                                                               
     Registration Statement No. 333-00839 on Form S-8 dated February 9,1996    
                                                                               
     Registration Statement No. 333-24569 on Form S-8 dated April 4, 1997      
                                                                               
     Registration Statement No. 333-24567 on Form S-8 dated April 4, 1997      
                                                                               
     Registration Statement No. 333-24565 on Form S-8 dated April 4, 1997      
                                                                               
     Registration Statement No. 333-24555 on Form S-8 dated April 4, 1997      
                                                                               
     Registration Statement No. 333-37061 on Form S-8 dated October 2, 1997    


                                                               Ernst & Young LLP

March 20, 1998