At Each Fuel Stop
Once a Month
Engine Oil ChangeHands-Free Phone
General Information without Touchscreen
To use the hands-free phone on vehicles
without a touchscreen radio, press ,
select Onstar Hands-Free Calling, then enter the desired number.
General Information with Touchscreen
Vehicles with a Hands-Free Phone system can use a Bluetooth-capable cell p ...
Filling a Portable Fuel Container
Warning
Filling a portable fuel container while it is in the vehicle can
cause fuel vapors that can ignite either by static electricity or other means. You
or others could be badly burned and the vehicle could be damaged. Always:
Use approved fuel containers.
Remove the container from the ...
OnStar Additional Information
Transferring Service
Press to request account transfer
eligibility information. The Advisor can assist in canceling or removing account
information.
Selling/Transferring the Vehicle
Call 1-888-4-ONSTAR immediately to terminate your OnStar services if the vehicle
is disposed of, sold, trans ...