2006 BMW X3

x3 bmw , ( bad points ) The engine is rattling and knocking . And looses power . There is smoke from the exhaust. Body work has a few dents and scratches . Crack on windscreen. Brake sensor light on dash .. ( good points ) Brand new clutch was renewed 1 year ago costing nearly 800. New water pump renewed a few months ago. New crank pulley See more