Astra 1.8 problem

It is not others to tell you that you review the catalytic converter since with the time or bad care of this, the internal ceramic is broken and empies to obstruct the exhaust tube and makes the engine do not respond when they demand it, but when it is in climb and as you say that when passing a pump it improves that at that time the ceramic is accommodated and leaves the free flow of the gauze

Good Luis

after reading all the answers I

can