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.
See also:
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 f ...
Additional Maintenance and Care
Your vehicle is an important investment and caring for it properly may help
to avoid future costly repairs. To maintain vehicle performance, additional
maintenance services may be required. It is re ...
Safety Locks (Sedan and Wagon)
The vehicle has rear door security
locks. These prevent passengers
from opening the rear doors from
the inside.
Lock Label shown
The rear door security locks are
located on the inside edge ...