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Re: 2003 chev 2500 hd 4x4 with 6.0 with 4L80 trans
Posted to Transmission Forum on 6/9/2004 3 Replies

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Don, I work for GM in 4L80-E calibration. I read your concern and all the responses. I agree with Chris from Walnut MS. It's not because I was born and raised in Memphis and long to move back home, it... Login to read more.

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