Lexus 2003 SC430 Owner's Manual page 293

IN CASE OF AN EMERGENCY
NOTICE
This system is only operational in GPS and analog
cellular coverage areas. Upon subscription expiration,
all Lexus Link services (i.e. automatic notification,
emergency call functions, service call functions, door
locking/unlocking function) are deactivated.
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Other Services
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When you push the "SERVICES" button, you will hear
"Calling the Lexus Link Center". When the Advisor
receives your location and ID from the system, the
Advisor provides you with the service. The services
provided will depend on the level of service package
selected.
For details about various services that are available, contact
your Lexus dealer, or push the "SERVICES" button and speak
to the Lexus Link Advisor, or you may dial toll free 1–800–25
Lexus (Toll–Free) (1–800–255–3987) and select the option for
Lexus Link.
To cancel a services call, push the "SERVICES" button a
second time. "Lexus Link call cancelled" will be announced.