Q: oil in coolant, coolant leaks, engine overheats

asked by on February 03, 2017

last year all radiator hoses and water pump was replaced, last week a mechanic mentioned i had oil in my coolant and recommended I steam clean my engine, which I did. The first day after cleaning my engine ran very rough, The second day after cleaning engine still ran rough and ovrerheating problem occurred.

My car has 300000 miles.
My car has a manual transmission.

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