Car Problem Reports

Mercedes-Benz 300E Blend Doors in HVAC May Stop Working Due to Bad Vacuum Actuators

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

Average Mileage: 191,000 mi (180,000 mi - 202,000 mi)

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One or more blend door vacuum actuators may fail resulting in the incorrect output temperature from the HVAC system. Failed actuators will require replacement to restore proper HVAC operation.

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