Wear in Climate Control Unit Buttons May Cause Climate Control System Failure on Mercedes-Benz 500SEC

Problem overview

The climate control system can fail or perform erratically due to internal problems with the climate control button electrical contacts. Replacement of the climate control assembly is commonly required to correct this problem.

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Mercedes-Benz 500SEC vehicles with this problem

1 model year affected

1993 Mercedes-Benz 500SEC

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Submitted by Vehicle Owner · May 29, 2025

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Wear in Climate Control Unit Buttons May Cause Climate Control System Failure on Mercedes-Benz 500SEC

Problem overview

Mercedes-Benz 500SEC vehicles with this problem

Need a diagnosis? Trust our Mercedes-Benz experts.

Search for another problem

Ask our experts about your Mercedes-Benz.