Customer Assistance and Information

See also:

Engine Oil Change
When the CHANGE ENGINE OIL SOON message displays, have the engine oil and filter changed within the next 1 000 km/600 mi. If driven under the best conditions, the engine oil life system migh ...

What to Use
When windshield washer fluid is needed, be sure to read the manufacturer's instructions before use. If operating the vehicle in an area where the temperature may fall below freezing, use a flu ...

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 ...