OnStar Steering Wheel Controls
This vehicle may have a Talk/Mute button that can be used to interact with OnStar Hands-Free calling.
See Steering Wheel Controls for more information.
On some vehicles, the Talk button can be used to dial numbers into voice mail systems, or to dial phone extensions. See the OnStar Owner's Guide for more information.
See also:
Under the Hood
In all but the Ultra models, a standard 185-hp, 3.4-liter V-6 teams with a
four-speed-automatic transmission. The Rendezvous Ultra gets a 245-hp, 3.6-liter
V-6; this engine is optional in the CXL. ...
Radio Messages
Calibration Error: The audio system has been
calibrated for the vehicle from the factory. If Calibration
Error displays, it means that the radio has not been
configured properly for the vehicle ...
Place a Call Using a Stored
Number
1. Push . System responds:
“OnStar ready.”.
2. Say “Call <name tag>.” System
responds: “OK, calling
<name tag>.” ...