when the car is idling it is louder and sounds like its got mor induction sound and when accelerating it makes a kind of bubbling buzzing sound. opend the bonnet 2day and had a listen when car was on and found that the sound was coming from the back part of the exhaust manifold, thats wat i think anyway.

any1 got any ideas?

p.s. - car is due 4 a service 2

blown exhaust gasket or corroded alloy exhaust outlet port on the head.

had another look around at the exhaust manifold and tightend 1 of the bolts that connect to the pipe, started the car and evrythin is running perfictly again. thnks 4 your help anyway.