engine over heats and build up of presser and when i put the blower on it blows cold air

keith, January 2013

the fact you are getting a lot of excess pressure into your system may point to a head gasket/head problems,if you are sure there is plenty coolant in your system and the thermostat is opening ok and the water pump is circulating coolant ok then the only option may be to remove the head for a look

cdc, January 2013