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 the number of the third party to be called.
4. Once the call is connected, press to link all callers together.
See also:
Exterior
The Yukon has a one-piece grille and taller headlights than its sister Tahoe,
with jewel-like bezels and a wider, lower air dam. The rest of the body features
blocky fenders, long rear-quarter win ...
Anti-Pinch Feature
The anti-pinch feature is on windows with the express-up feature. If an object is in the way of the window as it is express-closing, or in certain weather conditions like severe icing, the window will ...
Sun Visors
Pull the sun visor down or unhook it and move it to the side to reduce glare.
Visor Vanity Mirror
Lift the cover to use the mirror and turn the lamps on. ...