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:
SAFETY
The 2011 GMC Acadia, including the Denali trim, has been named a Top Safety
Pick by the Insurance Institute for Highway Safety. The Acadia received the top
score of Good in frontal-offset, side-im ...
Button Retainer
Floor mats with a button-type retainer.
Removing and Replacing the Floor Mat
1. Pull up on the rear of the mat to unlock and remove.
2. Reinstall the floor mat by lining up the floor mat openings ...
Entering the Feature Settings Menu
1. Turn the ignition on and place the vehicle in P (Park).
To avoid excessive drain on the battery, turn the headlamps off.
2. Press the customization button to scroll through the available customiz ...