Battery Power Protection
The battery saver feature is designed to protect the vehicle's battery.
If some interior lamps are left on and the ignition is turned off, the battery rundown protection system automatically turns the lamp off after some time.
See also:
Radio(s)
: Press to turn the system on and
off. Turn to increase or decrease the volume.
RADIO/BAND or SRCE: Press to choose between FM, AM, or XM™, if equipped.
TUNE/MENU: Turn to select radio stations. ...
Tire Rotation and Required
Services Every 12 000 km/7,500 mi
Rotate the tires, if recommended for
the vehicle, and perform the
following services. See Tire
Rotation.
• Check engine oil level and oil
life percentage. If needed,
change engine oil and ...
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. ...