Using the “Re-dial” Command
1. Press and hold 
for two seconds.
2. After the tone, say “Re-dial.” Once connected, the person called will be heard through the audio speakers.
See also:
Reactivation for Subsequent Owners
Push and follow the prompts to speak
to an Advisor as soon as possible after acquiring the vehicle. The Advisor will
update vehicle records and will explain the OnStar service offers and options ...
When to Change Engine Oil
This vehicle has a computer system that indicates when to change the engine oil and filter. This is based on a combination of factors which include engine revolutions, engine temperature, and miles dr ...
Feature Settings Menu Items
The following customization features allow you to program settings to the vehicle:
DISPLAY IN ENGLISH
This feature will only display if a language other than English has been set. This feature allow ...