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Engine Oil Life System
The engine oil life system calculates engine oil life based on vehicle use and, on most vehicles, displays a DIC message when it is necessary to change the engine oil and filter. The oil life system ...

SAFETY
The 2011 GMC Acadia, including the Denali trim, has been named a Top Safety Pick by the Insurance Institute for Highway Safety. The Acadia received the top score of Good in frontal-offset, side-im ...

Recommended Transfer Case Settings
You can choose among four driving settings: Indicator lights in the dial show which setting you are in. The indicator lights will come on briefly when you turn on the ignition and one will stay on. ...