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.
See also:
Forward Collision Alert (FCA) System
For vehicles with this feature, read the following section before using it.
The Forward Collision Alert (FCA) system may help to avoid or reduce the harm
caused by front-end crashes. FCA provides a ...
Customer Assistance for Text Telephone (TTY) Users (U.S. and Canada)
To assist customers who are deaf, hard of hearing, or speech impaired and who use Text Telephones (TTYs), GMC has TTY equipment available at its Customer Assistance Center. Any TTY user can communicat ...
Recommended Fluids and Lubricants
This maintenance section applies to vehicles with a gasoline engine. If the
vehicle has a diesel engine and/or an Allison Transmission, see the maintenance schedule section in the DURAMAX®
Diesel ...





