it keep over heating the heater is blowing red hot air and it tick over with out overheat until you put your foot down then the temp gauge sky rocket can anybody help me out with this dont know what it is thanks
you will have to check if your thermostat is opening,can you see water circulating in your expansion tank?if not your water pump will need to be checked out,is the system pressurising,if so you may have cyl.head gasket issues