Mercedes-Benz E300 Problem Report

Mercedes-Benz E300 Erratic HVAC Blower Motor Operation

(6 reports)

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.

replaced regulator -
Not fixed yet -
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