Car Problem Reports

Mercedes-Benz 300TE 4MATIC Blend Doors in HVAC May Stop Working Due to Bad Vacuum Actuators

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


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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