OnStar

See also:

Tachometer
The tachometer displays the engine speed in revolutions per minute (rpm). ...

Tire Rotation
Tires should be rotated every 12 000 km (7,500 mi). See Scheduled Maintenance . Tires are rotated to achieve a uniform wear for all tires. The first rotation is the most important. Any time unusua ...

Power Seat Adjustment
To adjust the power driver seat, if equipped: Move the seat forward or rearward by sliding the control forward or rearward. Raise or lower the front part of the seat cushion by moving the fron ...