any one got or had engine surge going up hill and the engine stuter at cruise speed on there 2 lit tdi 4x4 kuga 2008 model
when going up hill the 2 lit td 4x4 2008 model surges on the revs and from 40mph to 80 mph if you set you speed ie 60 mph it stutters all the time. the company have changed the mass air flow valve,/ the fuel fillter./ checked all injectors,done a ecu upgrade./changed the erg valve,/ what else can be the problem ???????