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:
Conversions and Add-Ons
Add-On Electrical Equipment
Notice: Do not add anything electrical to the vehicle unless you check with your dealer first.
Some electrical equipment can damage the vehicle and the damage would not b ...
Vehicle Storage
Tires age when stored normally mounted on a parked vehicle. Park a vehicle that
will be stored for at least a month in a cool, dry, clean area away from direct
sunlight to slow aging. This area sh ...
Oil Pressure Light
WARNING:
Do not keep driving if the oil pressure is low. The
engine can become so hot that it catches fire.
Someone could be burned. Check the oil as soon
as possible and have the vehicle serv ...
