Having problems with your 1990 Mercedes-Benz E-Class ?
Coolant leak I believe the leak is coming from the auto climate control unit but i am not sure. my local dealer says my car is too old they wont help me it is a 1977 280 E.
Sounds like you need a new heater core.
Repair Help & Product Troubleshooting for 1990 Mercedes-Benz E-Class
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