Muting a Call
During a call, all sounds from inside the vehicle can be muted so that the person on the other end of the call cannot hear them.
• To mute a call, press 
, and then say “Mute call.” . To cancel mute, press , and then say “Un-mute call.”
See also:
Immobilizer
See Radio Frequency Statement on page 13.21 for information regarding Part 15
of the Federal Communications Commission (FCC) rules and Industry Canada Standards
RSS-GEN/210/220/310. ...
Engine Cooling When Trailer Towing
The cooling system may temporarily overheat during severe operating conditions. See Engine Overheating on page 10‑18. ...
Yukon Denali in the Market
If you have a boat, trailer or anything that needs to be towed, the GMC Yukon
Denali is a great way to travel. It's even better if you have a family. Yes, the
country is in a panic over gas prices ...