EXHIBIT 23 CONSENT OF INDEPENDENT AUDITORS We consent to the incorporation by reference in Registration Statement No. 33-54835 of General Motors Corporation on Form S-8 of our report dated May 29, 1998 appearing in this Annual Report on Form 11-K of The GMAC Mortgage Corporation Savings Incentive Plan for the year ended December 31, 1997. /s/DELOITTE & TOUCHE LLP DELOITTE & TOUCHE LLP Detroit, Michigan June 23, 1998 - 24 -