BMW 540i Repair and Maintenance
A guide to problems, costs, maintenance and repair for your BMW 540i
- when car gets hot a knocking sound from right front especially when turning.
- air conditioner/heater fan not blowing/unit comes on but no air? Fuse? or Fan?
- Will the transmission from a 1999 BMW 740il fit into a 1998 BMW 740il
- rear directional is not the bulb
- i want to learn how to change out automatic transmission fluid
BMW 540i Problems
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.
BMW 540i Questions
It shakes very bad when I drive at 60mph.
BMW 540i Recalls
BMW 540i Reviews
My son's 540 is a very heavy car so, use front brake pads like water. Recently the alternator need to be replace. Just $ 500 for a rebuild one!New alternator are about $ 800.00, and we found out it is a water cool alternator......!!!!!!! With this model you need to be very carefull with no overheating the engine. Cronic problems with the cooler system. Very nice cars when they are new, bu...
The car ran beautifully for 7 years (2003-2010) ..Then everything fell apart at 85,000 miles..... radiator, water pump, power steering, hoses/belts. "Service engine soon" light - Recommendation: Sell car at 75,000 miles - and don't look back.
The E34 540i is a great car. Very comfortable and fast. Repairs are expensive. I buy all my parts online and have the dealer perform the work. If you can DIY that is to be recommended. The weak areas on this car include the cooling system (perhaps its weakest area), leaking valve cover gaskets, leaking intake gaskets, front suspension, and HVAC system. The cooling system is the big one to...