See also:

How to Reset the Engine Oil LifeSystem
The Engine Oil Life System calculates when to change your engine oil and filter based on vehicle use. Anytime your oil is changed, reset the system so it can calculate when the next oil change is ...

When the Change Engine Oil Soon Message Displays
Change engine oil and filter. See Engine Oil. An Emission Control Service. When the Change Engine Oil Soon message displays, service is required for the vehicle as soon as possible, within the ne ...

Purposeful technology
Comprehensive connectivity is enabled by OnStar's remote vehicle access, which makes keeping tabs on the vehicle a breeze from anywhere with a smart phone. Highlights include: Passive entry Hea ...