My vehicle knocks really hard in 3rd and 4th gears whenever accelerating. on 1998 Mazda B3000

My 4x4 is not engaging when I switch over.Does that have anything to do with the Hard knocking whenever I am In 3rd and 4th gears?

by in Upper Marlboro, MD on January 03, 2013
1 answer
ANSWER by , January 04, 2013
seek a free diag from aamco and then shop pricing