1990 Mercedes-Benz 300D Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1990 Mercedes-Benz 300D

Due to age and sun exposure, the interior wood trim cracks and the finish gets a cloudy haze. Replacement if the trim would be the most common solution to the problem.

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

Due to wear of the internal drive gear, the speedometer can stop working.

See More Problems 22

Would like to know how to check the current and working condition of the glow plug relay before buying a new relay or new glow plugs. Plugs are 3 years old.

My question is on using the service .

See More Questions 11

I own a 94 european model imported in 97. Best ever hands down, it even has the fire-extinguisher system under driver seat. Starts right up, handles, accelerates and handles great.

See More Reviews 1