K Yukon/Denali 4WD V8-5.7L VIN R (2000)
Cellular Phone: Description and Operation
Onstar(R) Operation
The "OnStar(R) operation is actually a combination of many different technologies working together to form the OnStar(R) Service.
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Cellular Telephone Equipment with Handsfree Audio Processing.
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Cellular Data Modem.
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Global Positioning System (GPS) satellite navigation system.
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GM Class 2 Electronic Communications between Vehicle Component Modules.
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GM Universal Asynchronous Receiver Transmitter (UART) communications on vehicles with limited Class 2 communications.
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Entertainment and Communications buss (E&C) Communication between vehicle entertainment and comfort modules.
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Desktop computer software allowing the OnStar(R) Center advisors to send/receive data to the vehicle over the cellular modem.
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Map software that allows the OnStar(R) Center to view the vehicle's exact location superimposed on a computer generated map.
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Extensive database storage and retrieval capabilities to allow OnStar(R) Advisors the ability to quickly access requested information.
