Verify Minutes and Expiration
Push 
and say “minutes” then
“verify” to check how many minutes
remain and their expiration date.
See also:
OnStar® Destination Download (US and Canada)
OnStar Destination Download (if equipped) is a service available for OnStar subscribers
that makes operating your navigation system much simpler. It allows subscribers
to request and receive navig ...
Entering the Feature Settings Menu
1. Turn the ignition on.
To avoid excessive drain on the
battery, it is recommended that
the headlamps are turned off.
2. Press the customization
button to enter the feature
settings menu. ...
Washing the Vehicle
To preserve the vehicle's finish, wash it often and out of direct sunlight.
Notice: Do not use petroleum based, acidic, or abrasive cleaning agents as they
can damage the vehicle's paint, m ...