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Marty
Marty, Mercedes Technician
Category: Mercedes
Satisfied Customers: 53772
Experience:  Bosch Certified Master Tech. Over 35 years experience.
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1995 E320 Mercedes Benz W124 door locks sometimes don't

Customer Question

1995 E320 Mercedes Benz W124 door locks sometimes don't unlock when I park the car with the engine running or turned off.
Submitted: 8 months ago.
Category: Mercedes
Expert:  Marty replied 8 months ago.

Hi, the central locking system on your car are operated by an electric vacuum pump located under the rear seat cushion. It sounds like the vacuum pump is failing.