See also:

Maintenance Record
After the scheduled services are performed, record the date, odometer reading, who performed the service, and the type of services performed in the boxes provided. Any additional information from ...

How OnStar® Service Works
In order to provide you with OnStar® services, your vehicle’s OnStar® system has the capability of recording and transmitting vehicle information. This information is automatically sent to an ...

Tachometer
The tachometer displays the engine speed in revolutions per minute (rpm). Notice: If the engine is operated with the tachometer in the shaded warning area, the vehicle could be damaged, and the damag ...