See also:

OnStar Mobile App
With an iPhone® or Android™-based mobile device, an OnStar mobile app can be downloaded. The vehicle can be remote started, if equipped, or the doors can be unlocked from anywhere there is ...

If the On Indicator Is Lit for a Child Restraint
If a child restraint has been installed and the on indicator is lit: 1. Turn the vehicle off. 2. Remove the child restraint from the vehicle. 3. Remove any additional items from the seat such ...

Active Fuel Management®
Vehicles with V8 engines may have Active Fuel Management™. This system allows the engine to operate on either all or half of its cylinders, depending on the driving conditions. When less power is ...