The E46 is still among the most reliable models of BMW - 2000 BMW 328i E46 Review
1Replaced both rear window regulators Passenger side front is showing signs of failure at 65K. Window fogging problem , never resolved. Seal went bad in power steering unit Stalling problem when cold, & erratic idle when cold , never resolved. Two Dealer Service Departments could not locate source of problem All indicator lights on console shifter went on. Dealer discouraged repair, was told to refer to shift position on dash. Poor reception at AM dial on radio since 25K Heater has always been erratic, whether on Auto or Manual setting. No relationship between temperature setting and the air temperature from the heater. The usual sensor problems; Camshaft Position (Intake) Air Bag activation sensor went bad at 55K. Repaired at dealer and went bad again a few hundred miles later. Dash clock mechanism quit working at 45K Body side moldings popped off at about 55K Lost lower rear bumper molding while driving through moderately flooded section of roadway at 60K. Molding attachment not well-designed. Bad design and location for grills on hood. Plastic clips snapped-off on both by 65K and both grills had to replaced. Air Conditioning unit had to be re-charged at 25K. Plastic Shifter knob showed cracks at 30K Generally, anything related to the computer on this unit has been a problem from the start. The 6cyl engine is a tight a fit and in general, not a pleasant car to repair.