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2006 GMC Yukon Denali Question: Dashboard warning light meaning

 

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Visitor, Algonac, MI, February 22, 2011, 12:48

A dashboard warning light that resembles a truck & padlock just came on. We are not certain what this means since our truck did not come with the owner's manual. Anyone have any insight?

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  • Answer #1

    DaveJHM February 23, 2011, 00:32
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     Master

    The light indicates reflects the anti theft system related to having the proper key.

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