See also:

All-Wheel Drive
Vehicles with this feature always send engine power to all four wheels. It is fully automatic, and adjusts itself as needed for road conditions. When using a compact spare tire on an AWD ve ...

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 ...

Running the Engine While Parked
It is better not to park with the engine running. But if you ever have to, here are some things to know. CAUTION: Idling the engine with the climate control system off could allow dangerous exha ...