1998 BMW 540i Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1998 BMW 540i

1998 BMW 540i Problems

Valve Cover, Intake Manifold, PCV Plate Oil Leaks

Engine oil leaks commonly develop from both valve cover gaskets, intake manifold, and PCV plate after about 60,000 miles.

Multiple Parts May be Recommended For Leaks in Cooling System

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.

Blower Final Stage Fan Resistor May Fail

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.

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1998 BMW 540i Questions

Fuel gauge stay on empty. Change sending unit on drivers side tank checked voltage to sending unit. Ps new unit (1 answer)

Fuel gauge stay on empty. Change sending unit on drivers side tank checked voltage to sending unit. Ps new unit Installed

Door ajar displayed (interior lights come on, too) when all doors are closed. (1 answer)

Burglar alarm goes off when car is parked and locked (for no known reason). We've tried spraying wd40 on all latches but this has not helped. Any suggestions?

My AC is not blowing very cold. How do i go about charging the system myself ? (1 answer)

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1998 BMW 540i Recalls

Recall 98V142000
VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE DIFFERENTIAL PINION SHAFT WITHIN THE DIFFERENTIAL CASE ASSEMBLY WAS PRODUCED WITHOUT THE APPROPRIATE SURFACE HARDENING. THIS CAN RESULT IN THE SHAFT EXPERIENCING PREMATURE WEAR.

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1998 BMW 540i Reviews

Purchased it in July 2011, 74000 miles on it. the alternator, power steering pump, both serpentine belts and supply hose to the power steering pump were all bad. I opted to put on new rotors and brake pads. Changed to high speed tires (had 112 MPH on it) now has 168 MPH. Had both rear window corner screens dangling took them apart and fixed them. Lots of little things needed attention, tru...
Absolute blast to drive. 123k on it, no major problems. Still smokes all them mustangs/camero's/etc... Nothing like merging onto a highway at 120 mpg with two finger on the wheel - LOVE IT.
I bought my 540 July 2008 with only 47,000 miles on it. I also bought an extended warranty that more than paid for itself at 82,000 miles. I LOVE this car! At about 54,000 miles replaced the radiator (covered by warranty) and a hose. I have replaced brake pads and done oil changes myself. Power steering hose leaks a little due to clamps loosening up (no big deal). Steering became wobbly a...

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