Mercedes-Benz 300SD Repair & Maintenance Costs

A guide to repairs, service, and maintenance costs for your Mercedes-Benz 300SD

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Annual Repair Cost
on average
The annual maintenance cost of a Mercedes-Benz 300SD is $1,368. Repair and maintenance costs vary depending on age, mileage, location and shop.

Most Common Mercedes-Benz 300SD Problems

Mercedes-Benz 300SD vehicles have 26 reported problems.The most commonly reported Mercedes-Benz 300SD problem is: Insulation Degrades on Engine Wiring Harness and Leaves Conductors Exposed
The engine wiring can degrade because the insulating material falls off leaving the bare wire exposed. this can caus...
Problems with the pneumatic system can cause closing assist and door lock issues.

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Mercedes-Benz 300SD Reviews

Mercedes-Benz 300SD vehicles rate highest in Suspension and needs improvement in Engine
Mercedes-Benz 300SD (1 Reviews)
Drive Train

Most Common Mercedes-Benz 300SD Questions

There are 13 related questions for Mercedes-Benz 300SD vehicles. RepairPal's professional community answers hundreds of questions each day. Below are the most commonly asked Mercedes-Benz 300SD questions.
The horn no longer works and i don't know where it is located to fix or replace it.
Hi, i am having a heat issue with my vehicle. the heater hose that connects to the heat core is disconnected. the rea...
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