07Sierra07

smitty67, did you ever find the solution to your tranny problem? I am having pretty much the exact same issue with my 07 vmax 6.0. The dealer can't reproduce the issue b/c it's so intermittant. It's been going on since end of Janurary... Mike, do you have any ideas? Here's my previous unsolved post of the same issue with the 4L70E in the Vmax 6.0l http://www.gm-trucks.com/forums/index.php?...26568&st=15 Well, seems as though the issue is more common... here's another tread detailing the same issue and resolution: http://www.gm-trucks.com/forums/index.php?showtopic=130945

smitty67, did you ever find the solution to your tranny problem? I am having pretty much the exact same issue with my 07 vmax 6.0. The dealer can't reproduce the issue b/c it's so intermittant. It's been going on since end of Janurary... Mike, do you have any ideas? Here's my previous unsolved post of the same issue with the 4L70E in the Vmax 6.0l http://www.gm-trucks.com/forums/index.php?...26568&st=15