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Re: 4L80E limp mode?
Posted to Transmission Forum on 9/28/2007

The voltage tested good. I borrowed a trans test box from a friend who owns a trans shop. All the electronics are working. I did notice something when I jacked it up to have the rear wheels spinning to test. No 1st, 2nd works fine, slides into 3rd and no 4th. ... Login to read more.