EXHIBIT 32.2

CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

     In connection with the Quarterly Report on Form 10-Q of AutoNation, Inc. (the “Company”) for the period ended September 30, 2006 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, J. Alexander McAllister, Vice President – Corporate Controller and Interim Chief Financial Officer of the Company, hereby certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that to the best of my knowledge:

(1) The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

(2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

/s/ J. Alexander McAllister  

J. Alexander McAllister 

Vice President – Corporate Controller
and Interim Chief Financial Officer 

October 26, 2006 

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