Mercedes Benz C230 owners have reported 1 problem related to coolant leaking (under the engine and engine cooling category). The most recently reported issues are listed below.
Leak on the antifreeze coolant tank where the thin hose connects to the coolant tank on top, the steel tube that is molded into the plastic slipped out and the plastic part cracked creating a leak. The antifreeze may leak and accumulate under the car, it can damage the engine, also it can leak while driving causing hazardous / slippery conditions, also children or pets / animals may drink the leaked antifreeze. This is dangerous.
See
all problems of the 2003 Mercedes Benz C230
🔎.