OnStar TTY Functions
Congratulations on your purchase of a GM
vehicle equipped with OnStar TTY capability.
OnStar has enhanced its TTY services and
provides access to TTY-trained Advisors 24
hours a day, 7 days a week. Now you can enjoy
the peace of mind that comes with knowing
you have access to OnStar’s safety and secu-
rity features while you’re on the road.
Your OnStar TTY system comes
equipped with three components:
• OnStar TTY Interface
Module
(OTIM)
• Dial Pad (for making
phone
calls)
• TTY Device
OTIM
Status Light
Dial Pad
TTY Device
16989 R8 8.25.06.indd 2
16989 R8 8.25.06.indd 2
8/25/06 8:59:42 AM
8/25/06 8:59:42 AM