See also:

Brake System Warning Light
With the ignition on, the brake system warning light comes on when the parking brake is set. If the vehicle is driven with the parking brake engaged, a chime sounds when the vehicle speed is greater t ...

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 Advisor. To ch ...

Driving Impressions
The overriding thing that struck me was how small the Acadia feels when you drive it. Make no mistake, this is a big vehicle, but it doesn't feel that way, and that's a good thing. It's easy to ju ...