OnStar

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Jump Starting
If the vehicle’s battery has run down, you may want to use another vehicle and some jumper cables to start your vehicle. Be sure to use the following steps to do it safely. WARNING: Batterie ...

Fuels in Foreign Countries
If you plan on driving in another country outside the United States or Canada, the proper fuel may be hard to find. Never use leaded gasoline or any other fuel not recommended in the previous text ...

Reporting Safety Defects toGeneral Motors
In addition to notifying NHTSA (or Transport Canada) in a situation like this, we certainly hope you will notify us. Please call us at 1-800-521-7300, or write: Buick Customer Assistance Cente ...