Questions & Answers for: replace core 1994 f150

heater core replacement of 1995 ford f 150 If your truck has air conditioning you drain the radiator and disconnect the heater hoses on the right of the engine at the firewall.get in the cab on the ...

very hot. upper radiator hose hot lower one not as hot. water pump not leaking. thermostat has been replaced. (i think) Any ideas? Good place to start is a cooling system flush and thermostat replaced

core was fine it probably is either the switch that is on the dash, or the servo that it controls. Both are a pain in the but to replace, but can be accomplished. I said all of this assuming that your

...core and replace it. fill your coolant system completely full. use water, no use using antifreeze if it's just going to leak out. start the engine and run it until it reaches operating temperature. ...

...core has been replace twice already since the end of last summer, and started leaking again yesterday! is this a common issue? And is there a different solution besides putting in a new one again? ...