Transferring Service
Push 
to request account
transfer
eligibility information. The Advisor
can assist in canceling or removing
account information. If OnStar
receives information that vehicle
ownership has changed, OnStar
may send a voice message to the
vehicle, requesting updated account
information.
See also:
Engine Heater
The engine coolant heater can provide easier starting and better fuel economy
during engine warm-up in cold weather conditions at or below −18°C (0°F). Vehicles
with an engine heater should ...
Checking Coolant in the
Intercooler System (CTS-V)
The vehicle must be on a level
surface when checking the
coolant level.
The super charged engine
intercooler coolant fill neck is
located in the engine compartment
on the passenger side of ...
Control Buttons
The knobs and buttons used to
control the radio are:
(XM): Press to choose the
XM band (if equipped).
TUNE/TONE: Turn to search for
stations. Press to enter the
Tone menu.
MENU/SELECT: Tur ...