Patent ID: 8160581

Claim:
A method for updating a mobile identification number in a cellular telephone in each of two or more telematics units, the method comprising: receiving an erroneous registry entry having a first mobile identification number that is not unique in that two or more cellular telephones associated with respective ones of the two or more telematics units share the first mobile identification number such that a first one of the telematics units cannot send and receive calls; sending a request to a wireless service provider to select a first cellular telephone in the first telematics unit of the two or more telematics units, the first cellular telephone being associated with a first triplicate entry stored in a home location registry for the first cellular telephone, the first triplicate entry including a first mobile directory number, an erroneous mobile identification number, and a first electronic serial number; sending a request to the wireless service provider to assign a second mobile identification number to the first cellular telephone; updating the first cellular telephone in the first telematics unit with the second mobile identification number; and notifying the wireless service provider of the update and requesting the wireless service provider to store the second mobile identification number in the first triplicate entry in the home location registry for the first cellular telephone.