i have 1 98 jetta with a 2.0 liter 4 cyl.,which bucks and missfire supon acceleration around 40 mph(auto trans) after the first 20 min. of driving after that all is good.i have tuned up spark plugs cap and rotor and wires
Optional Information:
1998 Volkswagen jetta 2.0
Already Tried:
complete tune up