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:
Universal Remote System
See Radio Frequency Statement for information
regarding Part 15 of the Federal
Communications Commission (FCC)
rules and Industry Canada
Standards RSS-GEN/210/220/310. ...
Three-Way Calling
Three-way calling must be supported on the cell phone and enabled by the wireless
service carrier.
1. While on a call, press .
2. Say “Three-way call.”
3. Use the dial or call command to dial ...
Charging System Light
The charging system light comes on briefly when the ignition is turned on, but
the engine is not running, as a check to show the light is working. The light turns
off when the engine is started. ...