Dual Tone Multi-Frequency (DTMF) Tones
The in-vehicle Bluetooth system can send numbers during a call. This is used when calling a menu-driven phone system.
1. Turn the Menu knob to select Enter Number, then press SELECT.
2. Enter the character sequence.
See “Entering a Character Sequence” in Operation for more information.
See also:
Battery Replacement
Replace the battery if the REPLACE BATTERY IN
REMOTE KEY message appears in the DIC. See
“REPLACE BATTERY IN REMOTE KEY” under DIC
Warnings and Messages for additional
information.
Notice ...
Check Gas Cap Light
If your vehicle has this
light, it will come on if
your gas cap is not
securely fastened. ...
Diagnostics
OnStar Vehicle Diagnostics will
perform a vehicle check every
month. It will check the engine,
transmission, antilock brakes, and
major vehicle systems. It also
checks the tire pressures, if ...
