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 be covered by the vehicle's warranty. Some add-on electrical equipment can keep other components from working as they should.
Add-on equipment can drain the vehicle's 12-volt battery, even if the vehicle is not operating.
The vehicle has an airbag system. Before attempting to add anything electrical to the vehicle, see Servicing the Airbag-Equipped Vehicle and Adding Equipment to the Airbag-Equipped Vehicle .
See also:
Bulb Replacement
For the proper type of replacement bulbs, see Replacement Bulbs.
For any bulb changing procedure not listed in this section, contact your
dealer. ...
Scrolling the Map
Press anywhere on the map screen and the scroll symbol appears. Use this feature
to scroll across the map.
Move your finger in any direction on the map screen and the map continues to
scroll in ...
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. ...