Service and Maintenance

See also:

Connections
OnStar Hands-Free Calling allows calls to be made and received from the vehicle. The vehicle can also be controlled from a cell phone through the OnStar mobile app. See www.onstar.com for coverage ...

Safety & Features
With the top score, Good, in frontal, side and rear impacts by the Insurance Institute for Highway Safety, the Terrain and Equinox have both been named IIHS Top Safety Picks. That's commendable, t ...

Engine Oil
For diesel engine vehicles, see “Engine Oil” in the Duramax Diesel Supplement. To ensure proper engine performance and long life, careful attention must be paid to engine oil. Following these si ...