Car Problem Reports

Mercedes-Benz 400SEL Coolant Leak Due to Cracked/Broken Heater Core Outlet Housing

Mercedes-Benz 400SEL Problem
1 Report
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Model Year Affected: 1993


A cracked or broken heater core outlet housing can cause a coolant leak near the bulkhead (firewall). Our technicians remind us that coolant leaks should be repaired in order to avoid overheating the engine due to coolant loss.

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