[injebreck99]

just came back from Cumbria in my 06 Columbia, am starting to get jerky engine on light throttle at 30 to 40 mph, not always, but frequently, has been scanned, no trouble codes stored, has been full servived including fuel filter change, any idea'splease ?? :headbang:

 

[colin]

Try cleaning the EGR valve behind the engine, mounted on ex manifold. Our last one did this, stripped and cleaned EGR valve, sorted.

 

[injebreck99]

Ok, many thanks, will try that, fingers crossed.