If the coolant is as you say clean, I doubt it is contaminated with oil, usually very obvious when oil is present very milky coloured and sludgy. Possible calcium build up over the years from the...
Type: Posts; User: mawzer308
If the coolant is as you say clean, I doubt it is contaminated with oil, usually very obvious when oil is present very milky coloured and sludgy. Possible calcium build up over the years from the...