EX-23 5 exh233.txt EXHIBIT 23.3 EXHIBIT 23.3 CONSENT OF INDEPENDENT ACCOUNTANTS We hereby consent to the incorporation by reference in this post-effective amendment no. 1 on Form S-8 to the registration statement on Form S-4 of Valero Energy Corporation and subsidiaries of our report dated April 10, 2003, except for paragraphs four and five of Note 14, as to which the date is May 7, 2003, relating to the financial statements of Orion Refining Corporation, which appears in the Current Report on Form 8-K/A of Valero Energy Corporation dated July 1, 2003. We also consent to the reference to us under the heading "Experts" in such post-effective amendment no. 1 on Form S-8 to the registration statement on Form S-4 of Valero Energy Corporation and subsidiaries. /s/ PricewaterhouseCoopers LLP New Orleans, Louisiana August 31, 2005