Car Problem Reports

Mercedes-Benz E420 Malfunctioning Regulators May Cause Blower Motor Failure

 
Mercedes-Benz E420 Problem
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Model Year Affected: 1997

Average Mileage: 154,000 mi (99,000 mi - 245,000 mi)

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A malfunctioning HVAC blower motor regulator can cause the blower motor to operate below the requested speed or not at all. Updated regulators are available; the blower motor and cover need to be replaced at the same time to upgrade the system.

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