Flat spot pulling away 1st an 2nd

[Fuzzynuts1984]

As stated above my 1.8 vectra on a 52 has a bad flat spot an don't seem very responsive some time I have heard people mention this air box mod but no ones said how its done ect Thanks peeps

[Fuzzynuts1984]

Am sorry admin I not sure if its posted in wrong section or not if so can you correct for me thanks

[Das]

Id suggest cleaning the throttle body. Did mine last week, has made a bit of a difference.

[Fuzzynuts1984]

Ok will try that tomorrow

[stevoxsi]

Airbox mod helped my cdti's flat spots. There is a clipped in funnel type thing on the bottom of the airbox. Try removing it.