European Cars
Car Smells
Pollution
Air Pollution

You have exhaust fumes coming inside the car but you do not have an exhaust leak you have a 1995 BMW 525I?

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Wiki User
04/01/2007

must be a leak cant think of any other way check all joints and manifold incl lambda sensor failing that cracked cylinder head from exhaust valve but i wudda thought the running would be impaired