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Mercedes-Benz 300E 4MATIC Failure of EHA valve may cause fuel/engine problems

 
Mercedes-Benz 300E 4MATIC Problem
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Model Years Affected: 1990, 1991, 1992, 1993

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Fuel leaks, erratic or rough engine operation, and fuel economy issues can be caused by the failure of a fuel system component called the EHA (electro-hydraulic actuator) valve.
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