Listing All Paired and Connected Phones
The system can list all cell phones paired to it. If a paired cell phone is also connected to the vehicle, the system responds with “is connected” after that phone name.
1. Press and hold 
for two seconds.
2. Say “Bluetooth.” 3. Say “List.”
See also:
Manual Operation of Power Liftgate
To change the liftgate to manual operation, turn the mode switch to the OFF position.
With the power liftgate disabled and all of the doors unlocked, the liftgate
can be manually opened and closed. ...
Federal Communications Commission (FCC) Rules and with Industry Canada Standards
See Radio Frequency Statement on page 13‑21 for information regarding Part 15
of the Federal Communications Commission (FCC) Rules and with Industry Canada Standards
RSS-GEN/210/220/310. ...
Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will
check the engine, transmission, antilock brakes, and major vehicle systems. It also
checks the tire pressures, if the v ...