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2004 Mercedes-Benz C230 Question: My 04 C230 is req, antifreeze to be added every 2 days, but i dont see any leaks



, Sicklerville, NJ, September 18, 2012, 10:54

I add antifreeze to the resivour every 2 days maybe about 16oz I dont see any leaks but when i drive i do smell it occassionally through the vents. This just started a few days ago.

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  • Answer #1

    September 18, 2012, 11:33

    you have a leak somewhere, check your heater core if you smell coolant through the vent, find a local good shop to pressure tested.

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    , September 18, 2012, 12:20

    Thanks I will do that. Its just strange i dont see anything underneath

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  • Answer #2

    September 18, 2012, 15:04

    The heater core is inside the vehicle and has a drain tube that runs outside the firewall. If it is leaking it may only be while driving.

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