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4l80e shift problems by brian
Have a 1999 gmc yukon with a 4l80e transmission for about a week it would down shift out of 4th down to 2nd they i lost 3rd & 4th all together work fine in 1st & 2nd gears & rev is fine never made any noise, fluid looked fine but when i removed the pan to check the value housing i found what looks to be pieces of a roller bearing any help.