Simply request them to replace the cooler! You are paying the BILL! Ask them to save the old one!

Most likely a small crack opens up under HEAT & Pressure conditions.

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MERCEDES Benz Master Guild Technician (6 TIMES)
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190E 2.3 16V ITS SCCA race car (sold)
1986 190E 2.3 16V 2.5 (sold)
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