Table 1 shows five common engine and engine cooling related problems of the 1997 BMW 540. The number one most common problem is related to the radiator (15 problems). The second most common problem is related to the engine cooling system (four problems).
| Problem Category | Number of Problems |
|---|---|
| Radiator problems | |
| Engine Cooling System problems | |
| Catalytic Convertor problems | |
| Engine Exhaust System problems | |
| Cooling Fan problems |
The radiator neck broke off while driving at highway speed on my 1997 540i. It is a common problem with BMW by all accounts, owners, technicians and even my own previously experienced it with an 1988 735i. Plastic parts on the radiator is unacceptable, dangerous and costly. Read details...
Radiator defect -- plastic neck of radiator connecting to upper hose broke at point of connection while at moderate speed, spraying coolant onto engine and windshield and causing risks of fire and hazardous impairment of visability. Read details...
Catalytic converters failed. Mjs Read details...