GMC Terrain: Call Waiting
Call waiting must be supported on the cell phone and enabled by the wireless service carrier.
○ Press to answer an incoming call
when another call is active. The original call is placed on hold.
○ Press again to return to the original
call.
○ To ignore the incoming call, no action is required.
○ Press to disconnect the current call
and switch to the call on hold.
Making a Call
Calls can be made using the following commands.
Dial or Call: The dial or call command can be used interchangeably to dial a
phone number or a stored name tag.
Digit Dial: This command allows a ph ...
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 ...
See also:
Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote
Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously
for five days. After five days, ...
Vehicle identification number (VIN)
The vehicle identification number (VIN) is the
number used in registering your car and in all
legal matters pertaining to its ownership, etc. It
can be found in three different places on your ...
Hitches
Use the correct hitch equipment. See your dealer or a hitch dealer for assistance.
○ The rear bumper on the vehicle is not intended for hitches. Do not attach rental
hitches or other bumper-t ...