Ls 4l80E Interchange - The 1947 - Present Chevrolet & GMC Truck Message Board Network

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Ls 4l80E Interchange

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06-29-2020, 12:59 AM	#1
gmc684x4 Registered User Join Date: Jul 2012 Location: Whitehorse yukon Posts: 1,218	Ls 4l80E Interchange I am looking at a 2009 LS 5.3 from a truck I have 99 van with L31 and a 4l80E Tranny My question is there any electronic differences for me to use with the 2009 electronics that need to be upgraded for use with the stock 09 ecm ?

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