1990 Mercedes-Benz 350SDL Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1990 Mercedes-Benz 350SDL
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1990 Mercedes-Benz 350SDL ProblemsHigh Usage Vehicles May Experience Ignition Lock and Tumbler Failures
Due to wear, high usage vehicles can experience ignition lock and tumbler failures. The ignition lock cylinder will generally require replacement to correct this concern.
The instrument cluster, along with the turn signal and wiper combination switch, can fail.
On high mileage vehicles, rear spring wear may cause the rear end to sag.
1990 Mercedes-Benz 350SDL Questionsfuel pump leaking (1 answer)
fuel pump on left side of engine has a leak
The pump is off the engine.