1997 Mercury Sable "not hot" Questions

HOT. Not warm HOT. If they are both hot, then the BLEND DOOR is stuck to the cold position. Access this thru glove box area. If they are not HOT, then check radiator hoses for proper heat. If radiator

...the inside ductwork is not channeling the airflow properly. If both hoses are only warm, not hot, then the Thermostat is stuck open and needs to be replaced. Then retest the heater hoses for

...hot, line out is not hot. Could this be a fuse or vacuum leak? Is there a way to bypass heater contol and verify this is not a wiring issue. if line out is not geting hot then the core must be ...

not get hot. last year replaced a stopped up heater core and it was fine all winter. this year replaced thermastat and blend air actuator. its warm but not getting hot Since your blower is working and

...hot only on the engine side of the valve then the valve is not opening when the control calls for heat. Probably a stuck valve or leaky vacuum control hose. Otherwise I would suspect either a clogged ...

Heater does not blow hot air. Blower does works only cold air comes out regardless of changing temp on cold to hot dial low on coolant or temp beld door in heater case not moving.

not fixed it yet i just bypassed it for now cause its hot and i have to take the dash completly out to get to it, and yes my airconditioner was blowing out hot now immediatly after i bypassed it blows

...change it is to turn it off. ??????? It's probably a broken cable in your thermostat control inside your car not switching to and from hot/cold. does the slider move easily? If so that's your

...Run hot, Coolant run out of resivoir Top hose driver side hard, Lower hose driver side has no water(very soft when squeezed) water pump is not pumping, could be the pump or a stuck ...

i got a1999 sable it blows a little hot air but not real hot what could it be If both heater hoses are getting hot, it could be a blend door problem under the dash.