OnStar

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Storing the Flat Tire with a Flat Load Floor (Sedan)
1. Put back all tools as they were stored in the rear storage compartment and put the compartment cover back on. 2. Put the flat tire in the tire storage bag, if there is one. 3. Place the t ...

Dual ball joints, five links and a limited-slip diff
Up front, a multi-link double-pivot suspension - based on the MacPherson strut design - is used for a more precise feeling of control, including more linear and communicative steering, and a smoot ...

Engine Heater
The engine coolant heater, if available, can help in cold weather conditions at or below −18°C (0°F) for easier starting and better fuel economy during engine warm-up. Plug in the coolant h ...