2004 BMW 330CI engine and engine cooling problems
13 owner complaints filed with NHTSA name the engine and engine cooling on the 2004 BMW 330CI — 17% of all complaints for this model year.
What owners report
“This problem is occurring on all e46 330 m54 engines with the zhp(performance package) there have been numerous complaints to bmw na about this issue. At 2000 - 3000 rpms the engine rattles like a coffee can full of marbles. I took my vehicle to bmw but they stated that this is perfectly normal…”
filed May 15, 2008
“Bmw 2004 330ci. The oil light comes up every 400-500 or 700-800 miles depending if it is driven in the city or highways. 2 different dealers checked the car and replaced the oil level sensor, crankcase vent valve, vent pipe, vent hose, return pipe, wash pump so far but the car still having the…”
filed Dec 11, 2006
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine and Engine Cooling problems in other 330CI years
| Year | Reports | Share |
|---|---|---|
| 2002 330CI | 1 | 2% |
| 2001 330CI | 5 | 6% |
Other reported problem areas on the 2004 BMW 330CI
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.