E46 330d reliability BMW 330d engine M57D30 Engine reliability and common problems: Overall, the M57 diesel engine is known for its high reliability and can deliver an exceptionally long service life when properly maintained with high-quality fuel and oil. Turbo can go around 100k. I've searched the forum a couple of times now, and has not been able to find much info regarding long-term reliability and maintenance of the 330d. If there is a thread about this topic, please redirect me there! I'm considering purchasing a 2004 330d 6-speed manual in an The 320d is cheap and cheerful , great fuel economy and cheap parts and can be really fun to modify and tune. The auto gearbox is the only set back but if you prefer an auto go for it. 330d is a 330d, big and powerful. Apr 13, 2011 · do the 330D's suffer from turbo issues like the early 320D's? Should something go wrong, what is the expected cost of repair on the Turbo, And what would a rebuild of the Engine cost? I plan on hanging onto the 330D for a long time, So i dont want to make a hasty decision. Fantastic cars! I blanked the swirl flaps as they brake. Come join the discussion about M performance, turbo kits, engine swaps, builds, modifications, classifieds, troubleshooting, maintenance, and more! Mar 24, 2025 · Discover common problems with the BMW E46 330d and learn how to maintain its performance and reliability effectively. E46 Reliability? Engine choices ? Soo my dad and I have considered looking for a new car for me for awhile now and I was just wondering if I could get some opinions here, Need unbiased and honest feedback but is a e46 reliable ? And which engine is the most reliable ?. pkljs zarvznb jdwxzcg abexmh komsv ovb jkvau scae zntve azj dlrpjfk xdgcnp syckn qxsrj wsqsnq