See also:

Online Owner Center
Manage your vehicle (U.S.) at buick.com. Click on "Owners," then "Manage My Buick/Owners Login." Information and services customized for your specific vehicle — all in o ...

Inflation - Tire Pressure
Tires need the correct amount of air pressure to operate effectively. Notice: Do not let anyone tell you that under-inflation or over-inflation is all right. It is not. If your tires do not hav ...

Recommended Fuel
Use regular unleaded gasoline with a posted octane rating of 87 or higher. If the octane rating is less than 87, an audible knocking noise, commonly referred to as spark knock, might be hear ...