See also:

Entering the Feature Settings Menu
1. Turn the ignition on. To avoid excessive drain on the battery, it is recommended that the headlamps are turned off. 2. Press the customization button to enter the feature settings menu. ...

Checking Engine Oil
It is a good idea to check the engine oil level at each fuel fill. In order to get an accurate reading, the vehicle must be on level ground. The engine oil dipstick handle is a yellow loop. S ...

OnStar Overview
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. The OnStar system s ...