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International Automotive Technicians Network
Re: Must one use dexos-licensed products in 2011 GM Vehicles
Posted to Technical Discussion Forum on 9/24/2010

[...trimmed text...]

In the paragraph at the bottom of the middle column....

"you may use substitute engine oil displaying the API Starburst symbol and of SAE 5W-30 viscosity grade."

The paragraphs in the right hand ... Login to read more.