2002 Nissan Sentra "heater work" Questions

...heater only blows out cool air; and the air conditioning does not work either. I also removed the thermostat and there was no change. The problem is likely in your heater case doors, not the core ...

heater not working and overheating i changed the radiator the thermostat. is it worth it to fix it i read that people have changed the pump and the head gasket and it won't work?? any suggestions what

the switch controlling the fan is bad. The fan should not come on until the radiator is hot. If it runs all the time, the coolant won't get hot enough for the heater to work. Let me know is this works

heater not hot.heater fan only works on full blower motor resistor has been compromised.... replace as needed Your heater should always be able to blow hot. You may have an issue with the blend door. ...

heater selecter the heater selecter only works on high . u need a new resister switch. get it from nissan

heater blowing cold air only. changed the water pump to try and solve over heating, that worked but heater still blowing cold check the heating core or radiator for clogging or leaks

...Nissan Sentra. Heater/A.C only work on # 4 speed. My mechanic told me the whole unit must be replaced. There is no resistor. True? Not true. Your heater resistor is at fault and needs to be

coolant system gets air somhow and heating is not working anymore. Could heater core have a leak somwhere and causing this? OK.....for starters how do you know that air is getting in somehow...as I do

heater fan only works on high 1995 nissan sentra heater fan only works on high You need to replace the blower motor resister.

...heater may work and car temp goes to normal.. Also if the heater is not working for more than 15-20 mins the car temp gets Hot and Hotter. Also there is water sound if the heater is working Or in ...