See also:

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 th ...

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. ...

Interior
The Yukon's dashboard has the same shape as its GM siblings. That's good news because the domed instrument panel, carlike dashboard and flush-mounted buttons make for a handsome design. This SUV ...