See also:

Fuel E85 (85% Ethanol)
Vehicles that have a FlexFuel badge and a yellow fuel cap can use either unleaded gasoline or ethanol fuel containing up to 85% ethanol (E85). For all other vehicles, use only the unleaded gasolin ...

Dual Tone Multi-Frequency (DTMF) Tones
The Bluetooth system can send numbers and the numbers stored as name tags during a call. You can use this feature when calling a menu—driven phone system. Account numbers can also be stored for u ...

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. ...