See also:

Storing Radio Station Presets
To set preset radio stations, do the following: 1. Press to turn the system on. 2. Press AUDIO and select the desired band (AM, FM, or XM (if equipped)). 3. Use the (tuning) knob, , or (Seek) ...

Engine Speed Limiter
This feature prevents the engine speed from reaching an unsafe level. If the level is too high, the throttle closes or limits the fuel supply until the engine speed returns to a safe level. ...

Place a Call Using a Stored Number
1. Push . System responds: “OnStar ready.”. 2. Say “Call <name tag>.”. System responds: “OK, calling <name tag>.” ...