See also:

Ignition Positions (Keyless Access)
Ignition Positions (Keyless Access) The vehicle has an electronic keyless ignition with pushbutton start. Pressing the button cycles it through three modes, ACC/ACCESSORY, ON/RUN/START, an ...

OnStar Personal Identification Number (PIN)
A PIN is needed to access some of the OnStar services, like Remote Door Unlock and Stolen Vehicle Assistance. You will be prompted to change the PIN the first time when speaking with an Advi ...

Checking Engine Oil
It is a good idea to check the engine oil every time you get fuel. In order to get an accurate reading, the oil must be warm and the vehicle must be on level ground. The engine oil dipstick hand ...