OnStar Services

See also:

Control Buttons
The knobs and buttons used to control the CD player are: CD: Press to play a CD when listening to the radio. The disc and/or track number display when a CD is in the player. or : Press to ...

When to Add Engine Oil
If the oil is below the cross-hatched area at the tip of the dipstick, add 1 L (1 qt) of the recommended oil and then recheck the level. See “Selecting the Right Engine Oil” in this section for ...

Hitches
The correct hitch equipment helps maintain combination control. Many trailers can be towed with a weight carrying hitch which simply features a coupler latched to the hitch ball, or a tow eye latc ...