OnStar Services
See also:
Lumbar Adjustment
Lumbar Adjustment
If available, press and hold the front
or rear of the control to increase or
decrease lumbar support.
To raise or lower lumbar support,
press and hold the top or bottom of ...
Checking Engine Oil
It is a good idea to check the engine oil level at each fuel fill. In order to get an accurate reading, the oil must be warm and the vehicle must be on level ground. The engine oil dipstick handle is ...
Speed Variable Assist Steering
Some vehicles have a steering system that varies the amount of effort required to steer the vehicle in relation to the speed of the vehicle.
The amount of steering effort required is less at slower s ...
