OnStar Services

See also:

Engine Oil Pressure Gauge
Metric English For vehicles with an engine oil pressure gauge, it shows the engine oil pressure in kPa (kilopascals) or psi (pounds per square inch) when the engine is running. Oil pres ...

License Plate Lamp (Coupe and Sedan)
To replace one of these bulbs: 1. Push the tab to remove the license plate lamp. 2. Turn the license plate lamp assembly down to remove it. 3. Turn the socket counterclockwise and remove it ...

Hazard Warning Flashers
(Hazard Warning Flasher): Press this button located on the instrument panel near the audio system, to make the front and rear turn signal lamps flash on and off. This warns others that you ...