Thursday, February 14th, 2013 AT 2:47 AM
I have a 97 chevy silverado z71 5.7 with 4L60 16 bolt pan tranny I was getting on to the interstate this afternoon and when my truck would normaly down shift it reved out and then would not shift into 4th I take it out of overdrive and it runs through 1st 2nd 3rd fine but I have no passing gear or 4th in overdrive. HELP! PLEASE


