Coolant Leak/Overheating Due to Radiator Leak on Mercedes-Benz E420

A coolant leak may develop form the Radiator due to degradation of its plastic components. Replacement of the failed radiator will be necessary.

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Average mileage: 145,209 (77,000–210,673)
3 model years affected: 1994, 1995, 1997
13 people reported this problem
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Viewing 1 - 8 of 8 problem details
1995 Mercedes-Benz E420 77,000 mi,
Whole system was having issues oncluding radiator so i just replaced the radiator fan clutch and water pump and problem solved
Looks like leaking from radiator
Finally failed on the front drivers side. This was considered normal ware and tear for an OEM part. It's a repair that can be done with avarage repair skill.
1997 Mercedes-Benz E420 98,425 mi,
Drivers side plastic end cap split.
1997 Mercedes-Benz E420 137,000 mi,
Coolant leak at the front middle of vehicle. No fix yet.
1997 Mercedes-Benz E420 173,000 mi,
Radiator became leaky after radiator hoses and heater/bypass hoses had been replaced.
1997 Mercedes-Benz E420 130,000 mi,
coolent level always says low car over heats in park and wen a/c is running
1994 Mercedes-Benz E420 187,000 mi,
i dnt c no leak bat i always add coolant every 2 weeks