When to Check and Change AutomaticTransmission Fluid

A good time to check your automatic transmission fluid level is when the engine oil is changed.

Change the fluid and filter at the intervals listed in Additional Required Services on page 482, and be sure to use the transmission fluid listed in Recommended Fluids and Lubricants on page 489.

    See also:

    Compass Zone
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    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 ...