EX-99 5 gdw10k2002exhibit99rwk.txt GDW10K2002 RWK CERTIFICATION EXHIBIT 99.3 CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER PURSUANT TO 18 U.S.C. SECTION 1350 In connection with the accompanying Form 10-K of Golden West Financial Corporation for the annual period ended December 31, 2002, I, Russell W. Kettell, President and Chief Financial Officer of Golden West Financial Corporation, hereby certify pursuant to 18 U.S.C. ss. 1350, as adopted pursuant to ss. 906 of the Sarbanes-Oxley Act of 2002, that: 1) such Form 10-K of Golden West Financial Corporation for the annual period ended December 31, 2002 fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and 2) the information contained in such Form 10-K of Golden West Financial Corporation for the annual period ended December 31, 2002 fairly presents, in all material respects, the financial condition and results of operations of Golden West Financial Corporation. March 26, 2003 /s/ Russell W. Kettell ------------------------------------- ------------------------------------- Date Russell W. Kettell President and Chief Financial Officer Golden West Financial Corporation