Coolant leak
Get the car to a competent mechanic to diagnose properly. Time for a flat bed tow.
When I replaced mine in my 2014 S550
https://mbworld.org/forums/s-class-w222/851527-mysterious-water-leak.html
The best way to find it is with a cooling system pressure tester. You can rent them from Autozone, O'Rileys etc.
Last edited by Bigg Willi; Jul 8, 2023 at 06:36 AM.









