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» Wear in Climate Control Unit Buttons May Cause Climate Control System Failure
Mercedes-Benz 420SEL
Report: Wear in Climate Control Unit Buttons May Cause Climate Control System Failure
Mercedes-Benz 420SEL Problem
Model Years Affected: 1990, 1991
Verified
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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I recently sold my 420SEL to my sister who had a mechanic replace the brakes. Now the ABS ligh...
Q&A > Mercedes-Benz > 1990 Mercedes-Benz 420SEL
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Example: If I am going 25 MPH (as shown on speedometer) my actual speed is approximately 45 M...
Q&A > Mercedes-Benz > 1990 Mercedes-Benz 420SEL
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My a/c will not come on. But I do have hot air being put through no matter if the a/c is off or...
Q&A > Mercedes-Benz > 1990 Mercedes-Benz 420SEL
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brake fluid full and no apparent leaks, brakes seem to be fine again. anyone know what cause mi...
Q&A > Mercedes-Benz > 1990 Mercedes-Benz 420SEL
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...the brake pedal jumps as though the ABS is operating, then I come to a complete stop, still no ABS light. Once it get going around 25-30 mph, or about 50' the lamp will turn itself on without applyi...
Q&A > Mercedes-Benz > 1990 Mercedes-Benz 420SEL