Pricing Supplement Dated September 21, 1999 Rule 424(b)(3)
(To Prospectus Dated April 22, 1999) File No. 333-76483
GENERAL MOTORS ACCEPTANCE CORPORATION
Medium-Term Notes - Fixed Rate
____________________________________________________________________________
Agent: Merrill Lynch
Principal Amount: $5,000,000.00
Agent's Discount
or Commission: $50,000.00
Net Proceeds to Company: $4,950,000.00
Interest Rate: 6.70% per annum
Issue Date: 10/01/99
Maturity Date: 10/01/04
Interest Payment Dates: The 1st day of each April and October and at
Maturity, commencing April 1, 1999 and
ending on the Maturity Date.
____________________________________________________________________________
Calculation Agent: GMAC
Interest Calculation:
/X/ Regular Fixed Rate Note
Day Count Convention:
/ / Actual/360 for the period from / / to / /
/ / Actual/Actual for the period from / / to / /
/X/ 30/360 for the period from 10/01/99 to 10/01/04
Redemption:
/X/ The Notes cannot be redeemed prior to the Stated Maturity Date.
/ / The Notes may be redeemed prior to Stated Maturity Date.
/ / Initial Redemption Date:
Initial Redemption Percentage: ___%
Annual Redemption Percentage Reduction: ___% until Redemption
Percentage is 100% of the Principal Amount.
Repayment:
/X/ The Notes cannot be repaid prior to the Maturity Date.
/ / The Notes can be repaid prior to the Maturity Date at the option of
the holder of the Notes. (See Below)
/ / Optional Repayment Date(s):
Repayment Price: %
Currency:
Specified Currency: U.S. (If other than U.S. dollars, see attached)
Minimum Denominations: ___________ (Applicable only if Specified
Currency is other than U.S. dollars)
Original Issue Discount: / / Yes /X/ No
Total Amount of OID: Yield to Maturity:
Initial Accrual Period:
Form: /X/ Book-Entry / / Certificated
Other: /X/ Principal / / Agent
If as principal:
/X/ The Notes are being offered at varying prices related to prevailing
market prices at the time of resale.
/ / The Notes are beings offered at a fixed initial public offering
price of __% of principal amount.
If as agent:
The Notes are being offered at a fixed initial public offering price of
__% of principal amount.
