GENERAL MOTORS CO revenue for the last year amounted to 2.92 T MXN, the most of which — 2.40 T MXN — came from its highest performing source at the moment, GM North America, the year earlier bringing 2.50 T MXN. The greatest contribution to the revenue figure was made by United States — last year it brought GENERAL MOTORS CO 2.37 T MXN, and the year before that — 2.49 T MXN.