UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (AMENDMENT NO. 1) GRUPO IUSACELL, S.A. DE C.V. (Name of Issuer) COMMON STOCK, WITH NO PAR VALUE (Title of Class of Securities) 40050B100 (1) (CUSIP Number) SECRETARY MOVIL ACCESS, S.A. DE C.V. AV. INSURGENTES SUR 3696 Y CALLE NUEVA COLONIA PENA POBRE MEXICO D.F. 14260 TEL. NO.: 011-52-55-8582-7000 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) JUNE 28, 2004 (Date of Event which Requires Filing of this Statement) If the filing person has previously filed a statement on Schedule 13G to report the acquisition which is the subject to this Schedule 13D, and is filing this schedule because of Rule 13d-1(b)(3) or (4), check the following box [_]. *The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page. The information required on the remainder of this cover page shall not be deemed to be "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes.) --------------- (1) This CUSIP number is for the American Depositary Shares ("ADSs") of the Company each of which represents five shares of Common Stock of the Company. Continued on following pages Page 1 of 8 Pages CUSIP NO. 4005013100 PAGE 2 OF 8 SCHEDULE 13D -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE PERSON Movil Access, S.A. de C.V. -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [_] (b) [X] -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS* AF and, with respect to 253,500 shares of Common Stock, WC -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION United Mexican States -------------------------------------------------------------------------------- 7 SOLE VOTING POWER 69,666,552 ----------------------------------------------------------------- NUMBER OF 8 SHARED VOTING POWER SHARES BENEFICIALLY 0 OWNED BY ----------------------------------------------------------------- EACH 9 SOLE DISPOSITIVE POWER REPORTING PERSON 69,666,552 WITH ----------------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 0 -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 69,666,552 -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 74.8% -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON* CO -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT CUSIP No. 4005013100 PAGE 3 of 8 SCHEDULE 13D -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE PERSON Biper, S.A. de C.V. -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [_] (b) [X] -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS* AF -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION United Mexican States -------------------------------------------------------------------------------- 7 SOLE VOTING POWER 69,666,552 ----------------------------------------------------------------- NUMBER OF 8 SHARED VOTING POWER SHARES BENEFICIALLY 0 OWNED BY ----------------------------------------------------------------- EACH 9 SOLE DISPOSITIVE POWER REPORTING PERSON 69,666,552 WITH ----------------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 0 -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 69,666,552 -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 74.8% -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON* CO -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT CUSIP No. 4005013100 PAGE 4 of 8 SCHEDULE 13D -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE PERSON Ricardo Benjamin Salinas Pliego -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [_] (b) [X] -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS* PF (with respect to the 5,266,470 shares of Common Stock owned directly by Mr. Salinas) -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION United Mexican States -------------------------------------------------------------------------------- 7 SOLE VOTING POWER 74,933,022 ----------------------------------------------------------------- NUMBER OF 8 SHARED VOTING POWER SHARES BENEFICIALLY 0 OWNED BY ----------------------------------------------------------------- EACH 9 SOLE DISPOSITIVE POWER REPORTING PERSON 74,933,022 WITH ----------------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 0 -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 74,933,022 -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 80.5% -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON* IN -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT CUSIP No. 4005013100 PAGE 5 of 8 This Amendment No. 1 to Schedule 13D, filed on April 6, 2004 ("Schedule 13D"), relates to the common stock, with no par value (the "Common Stock"), of Grupo Iusacell, S.A. de C.V. (the "Company"), a variable stock corporation organized and existing under the laws of the United Mexican States ("Mexico"). This Amendment No.1 corrects an inadvertent typographical error in Item 5 of Schedule 13D filed on April 6, 2004 that noted the year of purchases by Movil as 2003 when they occurred in 2004 and an inadvertent typographical error in disclosure of the number of shares Mr. Salinas has sole disposition which should have been reported as 73,985,822 in Schedule 13D. In addition, this Amendment No. 1 amends certain additional information contained in Schedule 13D. Responses to each item below are incorporated by reference into each other item as applicable. Unless otherwise indicated, all capitalized terms used but not defined herein have the meanings set forth in the Schedule 13D. Item 1. SECURITY AND ISSUER. No material change. Item 2. IDENTITY AND BACKGROUND. No material change. Item 3. SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION. Item 3 is hereby amended and supplemented by the addition of the following: In a series of open-market purchases on the Mexican Stock Exchange, Mr. Salinas has acquired an additional 947,200 shares of Common Stock (on a post-Exchange basis) of the Company, as described in item (5) below. The source of the consideration for Mr. Salinas's open-market purchases was his own personal funds. Following such open-market purchases, Mr. Salinas beneficially owns, in the aggregate 74,933,022 shares of Common Stock, of which Mr. Salinas directly owns 5,266,470 shares of Common Stock. Item 4. PURPOSE OF TRANSACTION. No material change. Item 5. INTEREST IN SECURITIES OF THE ISSUER. Item 5 is hereby amended and supplemented by the addition of the following: CUSIP No. 4005013100 PAGE 6 of 8 (a) Mr. Salinas has acquired shares of Common Stock of the Company (at market prices) in a series of open-market purchases on the Mexican Stock Exchange as set forth below. After the Exchange, the shares acquired in such open-market purchases represent 947,200 shares of Common Stock. NUMBER OF PRICE PER SHARE DATE OF PURCHASE SECURITY PURCHASED SHARES PURCHASED (IN MEXICAN PESOS) ---------------- ------------------ ---------------- ------------------ 19-May-04 Common Stock 20,000 $14.450000 20-May-04 Common Stock 22,600 $14.000000 21-May-04 Common Stock 27,400 $14.000000 25-May-04 Common Stock 37,500 $14.080000 26-May-04 Common Stock 5,000 $14.200000 27-May-04 Common Stock 27,300 $14.396000 28-May-04 Common Stock 10,000 $14.490000 31-May-04 Common Stock 19,200 $14.050000 1-Jun-04 Common Stock 25,200 $13.998800 2-Jun-04 Common Stock 25,300 $14.120949 3-Jun-04 Common Stock 36,500 $13.721233 4-Jun-04 Common Stock 16,400 $13.887195 7-Jun-04 Common Stock 10,600 $13.978208 8-Jun-04 Common Stock 13,000 $13.950000 9-Jun-04 Common Stock 60,800 $13.896710 10-Jun-04 Common Stock 26,700 $13.974232 14-Jun-04 Common Stock 16,000 $13.878437 15-Jun-04 Common Stock 98,900 $13.476178 16-Jun-04 Common Stock 97,700 $12.940757 17-Jun-04 Common Stock 20,100 $12.900000 18-Jun-04 Common Stock 125,100 $13.132494 21-Jun-04 Common Stock 29,400 $13.199966 22-Jun-04 Common Stock 57,600 $13.217101 23-Jun-04 Common Stock 31,000 $13.193548 24-Jun-04 Common Stock 29,600 $13.199865 25-Jun-04 Common Stock 10,000 $13.200000 28-Jun-04 Common Stock 48,300 $13.211387 Mr. Salinas has the sole power to direct the voting and disposition of 74,933,022 shares of Common Stock that he owns directly or indirectly. Based on calculations made in accordance with Rule 13d-3(d) and based on information provided by the Company that there are 93,101,240 shares of Common Stock outstanding as of June 2004, the Reporting Persons, collectively, beneficially own approximately 80.5% of the issued and outstanding shares of Common Stock. CUSIP No. 4005013100 PAGE 7 of 8 (b) Except as set forth above, no Reporting Person nor, to the best knowledge of each Reporting Person, any person identified in Item 2 hereof, beneficially owns any shares of Common Stock or has effected any transaction in shares of Common Stock during the preceding 60 days. (c) Not applicable. (d) Not applicable. Item 6. CONTRACTS, ARRANGEMENTS, UNDERSTANDINGS OR RELATIONSHIPS WITH RESPECT TO SECURITIES OF THE ISSUER. Not applicable. Item 7. MATERIAL TO BE FILED AS EXHIBITS. Exhibit 4: Power of Attorney, dated as of August 18, 2004. CUSIP No. 4005013100 PAGE 8 of 8 SIGNATURE After reasonable inquiry and to the best of its knowledge and belief, each of the undersigned certifies that the information set forth in this statement is true, complete and correct. Dated: August 27, 2004 MOVIL ACCESS, S.A. DE C.V. By: /s/ Rafael Martinez de Ita ----------------------------- Name: Rafael Martinez de Ita Title: Attorney in Fact BIPER, S.A. DE C.V. By: /s/ Rafael Martinez de Ita ----------------------------- Name: Rafael Martinez de Ita Title: Attorney in Fact RICARDO BENJAMIN SALINAS PLIEGO By: /s/ Jose Abraham Garfias ----------------------------- Name: Jose Abraham Garfias, Title: Attorney in Fact