Independent Auditors' Consent We consent to the incorporation by reference in Registration Statement No. 333-100271 of General Motors Corporation on Form S-8 of our report dated May 19, 2003 appearing in this Annual Report on Form 11-K of the GMAC Mortgage Group Savings Incentive Plan for the year ended December 31, 2002. Detroit, Michigan June 25, 2003 - 17 -