Bluetooth Controls
Use the buttons located on the steering wheel to operate the in-vehicle Bluetooth system.
See Steering Wheel Controls on page 5‑2 for more information.
(Push To Talk): Press to answer incoming calls, confirm system information, and start speech recognition.
(End): Press to end a call, reject a call, or cancel an operation.
See also:
How to Check Lubricant
2500HD with 6.0 L
All Other Series and Engines
To get an accurate reading, the vehicle should be on a level surface.
• For all 4.3 L, 4.8 L and 5.3 L 1500 Series applications, the proper leve ...
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.
...
How OnStar Service Works
Automatic Crash Response, Emergency Services, Crisis Assist, Stolen Vehicle Assistance,
Vehicle Diagnostics, Remote Door Unlock, Roadside Assistance, Turn-by-Turn Navigation,
and Hands-Free Callin ...