Pricing Supplement Dated December 13, 2004                 Rule 424(b)(3)
(To Prospectus Dated November 1, 2004)                     File No. 333-111380

                      GENERAL MOTORS ACCEPTANCE CORPORATION
                          Demand Notes - Floating Rate
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Annual Yield:                3.00% 
  
Effective Dates:             12/13/04 thru 12/19/04
 
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