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Awesome Thank You!!! I truly apricate your help!

Hello All, I am working on my first tune. I am just a bit nervous to upload it to my truck. For some background its a stock 2016 GMC Sierra 1500 with the L83 motor code. I did add the Flex Fuel...

Hello All,

Jason here, very new and green to the tune world. My current project is my 2016 GMC Sierra 1500 with the 5.3 L83 motor. I am from Flat Rock Michigan.