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:
Tire Rotation and Required Services Every 12 000 km/7,500 mi
Rotate the tires, if recommended for the vehicle, and perform the following services.
See Tire Rotation .
Check engine oil level and oil life percentage. If needed, change engine
oil and filt ...
Front Axle
When to Check Lubricant
It is not necessary to regularly check front axle
fluid unless you suspect there is a leak or you hear
an unusual noise. A fluid loss could indicate a
problem. Have it insp ...
Using the Delete All Name Tags Command
The delete all name tags command deletes all stored
phone book name tags and route name tags for OnStar
(if present).
To use the delete all name tags command:
1. Press and hold for two seconds. ...