Verify Minutes and Expiration
Push 
and say “minutes” then
“verify” to check how many minutes
remain and their expiration date.
See also:
Making a Call
To make a call:
1. Press .
2. Select Enter number.
3. Enter the character sequence.
See “Entering a Character
Sequence” in Operation for more information.
4. Select Call to start dialing th ...
OnStar® Steering Wheel Controls
Your vehicle may have a Talk/Mute button that
can be used to interact with OnStar® Hands-Free
Calling.
On some vehicles, you may have to hold the
button for a few seconds and give the command
...
Tire Designations
Tire Size
The following is an example of a typical passenger vehicle tire size.
(A) Passenger (P-Metric) Tire: The United States version of a metric tire sizing system.
The letter P as the first ...