| 摘要 |
A service vehicle (12) for making service calls at a plurality of locations comprises a position determination device (14), a subsystem indicator (16, 1 8) indicating a condition of a subsystem of the service vehicle, and an associated mobile communication device (20). A hub (24) is in permanent communication with a central computer (31), and also communicates with the position determination device, the system indicator, and the mobile communication device. A system (10) for monitoring a service vehicle is also disclosed.
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