I have a mercury 2013 150hp 4 stroke outboard on a pontoon and recently got the "guardian system" warning - took to mechanic and overheat error code so impeller was changed, thermostat was changed. took it out yesterday and now some white smoke coming out of exhaust. mechanic is closed over...
Have a used 1998 boat I bought this summer with mercury 75hp engine. Did well until yesterday. Put it in reverse and sounded like it was trying to go forward but more slowly and at higher RPM than typical when going forward normally.
I checked under my steering wheel console where the shifter...
