OnStar Services

See also:

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 ...

Securing an Add-On Child Restraint in the Vehicle
WARNING! A child can be seriously injured or killed in a crash if the child restraint is not properly secured in the vehicle. Secure the child restraint properly in the vehicle using the ve ...

Door Ajar Light
This light comes when a door is open or not securely latched. ...