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Mercedes-Benz » 300D » 1992 Mercedes-Benz 300D » Car Problems

Problem Reports

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1992 Mercedes-Benz 300D Problems

Worn seat springs/padding may cause lean or sag

for the Mercedes-Benz 300D

The seat springs and padding break down over time, causing a lean, tilt, or sag.

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Cracked strut tower bushings may cause knocking noise on front end

for the Mercedes-Benz 300D

A knocking noise from the front end can be caused by cracked strut tower bushings.

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Shifter Lever Bushings May Break Causing Loose Feel/Noise

for the Mercedes-Benz 300D

The bushings for the shifter lever wear out to the point where they break and fall out. This causes excessive movement (loose feel) in the shifter lever and a clanging-type noise when changing gears.

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Electrical Issues Due to Degraded Engine Wiring Harness

for the Mercedes-Benz 300D

The engine wiring can degrade because the insulating material falls off leaving the bare wire exposed. This can cause many problems depending on which wires are exposed and what they touch.

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Excess Free Play in Steering and/or Alignment Issue

for the Mercedes-Benz 300D

The tie rod ends, idler arm, and/or drag link components of the steering linkage may wear prematurely. Please keep in mind the wheel alignment should be checked and adjusted when any of these items are replaced.

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ABS Modulator Failure Due to Dirty Brake Fluid

for the Mercedes-Benz 300D

As brake fluid becomes dirty over time, it can cause a failure of the anti-lock brake system (ABS) modulator assembly. Our technicians recommend a complete brake system flush every two years to help prevent this issue.

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Buttons on temperature control assemblies work erratically due to wear of parts in control head

for the Mercedes-Benz 300D

Due to wear of mechanical parts in the control head, the buttons on temperature control assemblies work erratically or not at all. These control heads need to be replaced for this concern or when the display screen starts to fade out.

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Oil filter housing may develop oil leaks

for the Mercedes-Benz 300D

leaks can develop around the housing.

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High pressure fuel injection pump may develop fuel leaks

for the Mercedes-Benz 300D

Fuel leaks can develop around the high pressure fuel injection pump.

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The Differential May Develop Leaks From the Seals or Cover

for the Mercedes-Benz 300D

Leaks may develop from the differential seals and/or cover on older or high mileage vehicles. Our technicians recommend a complete reseal of the differential unit when these leaks are addressed.

4 Reports

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Head Light Lenses Become Cloudy/Opaque

for the Mercedes-Benz 300D

The lenses for head lights may become opaque (cloudy or hazy) as a result of sun exposure. This can reduce the effectiveness of the lights. Our technicians tell us plastic polishes can improve the clarity of the lenses, but replacement of the lamp housings is necessary to regain full intensity of the lights.

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Transmission Oil Seals May Leak on High Mileage Vehicles

for the Mercedes-Benz 300D

High mileage vehicles may develop a transmission fluid leak from one or more of the oil seals.

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Premature Tire Wear Due to Cracked Lower Control Arm Bushings

for the Mercedes-Benz 300D

The lower control arm bushings can wear and crack, leading to irregular and premature tire wear. Worn Ball joints can also cause similar tire wear problems. I some cases it may be necessary to replace the lower control arm, including bushings & ball joint to correct this concern.

4 Reports

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Fluid Leak From Front of Vehicle

for the Mercedes-Benz 300D

A worn steering dampening shock can cause a fluid leak at the front of the vehicle. If a leak is noted from the dampening shock, our technicians tell us that it should be replaced.

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