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GRADYS Performance · 07-22-2021, 12:07 PM

If it moves in 1,2 and 3 the trans is probably ok. It would seem that the problem you have is in your computer system not being compatible with the 4l80E.

07-22-2021, 12:07 PM	#12
GRADYS Performance Registered User Join Date: Dec 2013 Location: Columbus, Oh Posts: 366	Re: need some help 4l80e experts If it moves in 1,2 and 3 the trans is probably ok. It would seem that the problem you have is in your computer system not being compatible with the 4l80E.