Engine Oil
See also:
Overview (Radio with CD)
A. VOL/
• Turns the system on or off
and adjusts the volume.
B. FAV
• Opens the favorites list.
C. Buttons 1 to 6
• Saves and selects favorite
stations.
D. INFO
• Radio: Shows av ...
Cellular and GPS Antennas
Avoid placing items over or near the
antenna to prevent blocking cellular
and GPS signal reception. Cellular
reception is required for OnStar to
send remote signals to the vehicle. ...
Engine Heater
The engine coolant heater, if available, can help in cold weather conditions at or below −18°C (0°F) for easier starting and better fuel economy during engine warm-up.
Plug in the coolant hea ...
