1997 BMW 540i Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1997 BMW 540i
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1997 BMW 540i ProblemsValve Cover, Intake Manifold, PCV Plate Oil Leaks
Leaks are known to develop in the cooling system. It is common to see more than one part recommended for repair/replacement due to overlapping labor and the use of many plastic parts in the system.
The blower final stage fan resistor is known to fail. Symptoms are the heater fan speed varies regardless of the setting, the fan will not turn off when the car is switched off, or the fan will not switch on at all.
1997 BMW 540i QuestionsMy windshield wipers have quit working all the sudden. (1 answer)
They worked then would only work on high then quit completely