Speedometer
The speedometer shows the vehicle's speed in either kilometers per hour (km/h) or miles per hour (mph).
See also:
Charging System Light
This light comes on briefly when the ignition key is turned to START, but the engine is not running, as a check to show it is working.
If it does not, have the vehicle serviced by your dealer.
The ...
Tire Pressure Light
For vehicles with the Tire Pressure Monitor System (TPMS), this light comes on briefly when the engine is started. It provides information about tire pressures and the TPMS. ...
Store a Name Tag for Speed Dialing
1. Push System responds: “OnStar
ready.”
2. Say “Store.” System responds: “Please say the number you would like to store.”
3. Say the entire number without pausing. System responds: ...