See also:

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 ...

Safety, Reliability & Mileage
Acadias built after January 2011 are Insurance Institute for Highway Safety Top Safety Picks, meaning they scored the institute's highest rating "Good" in all four crash tests the instit ...

MP3 Radios with a Single CD or a Single CD and DVD Player
To adjust the time and date: 1. Turn the ignition key to ACC/ ACCESSORY or ON/RUN, then press the button to turn the radio on. 2. Press the button to display HR, MIN, MM, DD, YYYY (hour, minute, m ...