Power Lumbar

On vehicles equipped with either a two-way or four-way lumbar, the control is located on the outboard side of the seats.
For a detailed operation description see Power Lumbar .
See also:
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 handl ...
Setting a Value
1. Turn the Menu knob to change
the current value of the setting.
2. Press SELECT to confirm the
setting. ...
Vehicle Data Recording and Privacy
This GM vehicle has a number of sophisticated computers that record information about the vehicle’s performance and how it is driven.
For example, the vehicle uses computer modules to monitor and c ...
