transmission on 1997 Chevrolet Tahoe

I was going 70 mph and my trucks rpm shot up and the transmission felt as if it was going into a lower gear. Check engine light appeared, fluids are all good, what could be the problem, besides needing a new tranny???

by in Phoenix, AZ on July 09, 2013
1 answer
ANSWER by , July 09, 2013
seek diagnostic at aamco and go from there.