Exhibit 23.2


                 CONSENT OF INDEPENDENT AUDITORS

     We consent to the reference to our firm under the caption
"Experts" in the Registration Statement (Form S-8), pertaining to the
Diamond Shamrock, Inc. 1987 Long Term Incentive Plan and the Diamond
Shamrock, Inc. Long Term Incentive Plan and to the incorporation by
reference therein of our report dated February 1, 1996 with respect to the
consolidated financial statements and schedules of Ultramar Corporation
included in its Annual Report (Form 10-K) for the year ended December 31,
1995, filed with the Securities and Exchange Commission.


/s/ ERNST & YOUNG LLP


ERNST & YOUNG LLP

Stamford, Connecticut
December 27, 1996

W5020.TW