Patent ID: 8428569

Claim:
A method for switching Mobile Directory Numbers (MDNs) of a acquired telematics unit and a previously registered telematics unit, the method comprising: requesting a telematics service provider to transfer an MDN from a subscriber's previously registered telematics unit to a subscriber's acquired telematics unit; verifying that the subscriber is an authorized user for both the previously registered telematics unit and the acquired telematics unit; requesting a wireless carrier to transfer the MDN from a subscriber's previously registered telematics unit to the acquired telematics unit; associating the MDN of the previously registered telematics unit with the Mobile Identification Number (MIN) and Electronic Serial Number (ESN) of the acquired telematics unit and associating the MDN of the acquired telematics unit with the MIN and ESN of the previously registered telematics unit by the wireless carrier; and reprogramming the MDN of the acquired telematics unit by the telematics service provider.