Problem overview
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.
10 people reported this problem
1 commentMercedes-Benz S500 vehicles with this problem
7 model years affected
Average mileage: 145,000 miles
(87,000 - 198,000)
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