Performance and Maintenance

See also:

General Information
This maintenance section applies to vehicles with a gasoline engine. For diesel engine vehicles, see the maintenance schedule section in the Duramax Diesel Supplement. Your vehicle is an important in ...

Delayed Headlamps
Delayed headlamps provide a period of exterior lighting as you leave the area around the vehicle. This feature is activated when the headlamps are on due to the automatic headlamps control feature, a ...

Bluetooth
For vehicles equipped with Bluetooth capability, the system can interact with many cell phones, allowing: • Placement and receipt of calls in a hands-free mode. • Sharing of the cell phone’s a ...