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:
The Package
Unlike the GMC Yukon and other truck-based SUVs, the Acadia is based on an
all-new carlike platform. Because it doesn't use a truck's heavy-duty
underpinnings, there's more room in the cabin for s ...
Flash-to-Pass
This feature is used to signal to the vehicle ahead that you want to pass.
If the headlamps are off or in the low-beam position, pull the turn signal lever toward you to momentarily switch to high be ...
Back–Up Lamp
Removal of the lamp assembly is not required to replace the back-up lamp bulb.
To replace one of these lamps:
1. Open the liftgate. See Liftgate on page 2‑9.
2. Remove the interior trim acces ...