Questions & Answers for: heater working front back 1999

Question about 1999 Navigator

2 Answers

...Heater is not working, it blows cold air. I had the thermostat changed and it stills blows cold air. There is no water leaks under the dashboard. It takes about 10-15 min for engine to reach normal ...

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...weather the front heater does not blow warm. I have to repeatedly turn on and off until it begins to blow cool again. please advise how to repair Check for a vacuum leak. WHERE is the magic

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...to the starter. Radio is not working either. Can you please give me some guidance. check all wiring in the area of the heater core you have left something disconnected.check all ...

...heater it will blow nice hot air but then it turns to cold air. As you accelerate it will turn hot again. I would appreciate any help I can get. Thank You. Since your blower is working and it is a ...

...where is the location of sparc plugs on lincoln navigator and thier order Under the coil covers,on the valve covers. One to Four ,on pass side,front to back Five to Eight,on driver side,front to ...

...heater cores a front and a back if you look underneath the truck you will see lines going to a core out back. I dont believe there are relief opening back there, but maybe a drain. most likely the ...

...a 1999 Lincoln Navigator. The heater blows cold unless I have the engine revved up . . . any ideas ? do you have the proper amount of antifreeze in vehicle not over full if so your thermostat is ...

front heat went first and now it stopped heating in the rear also. Check that the two hoses of the heater core at the firewall are getting hot. If both are not hot, then the heater core is plugged up.

...front blower motor hasn't worked for a few months, (thank god, it's been summer time) however, just recently it began to operate again but has quite a vibration...in all speeds. What is the ...

...heater blows hot air out of the rear vents but not out of the front vents. Why could thi be? I changed the thermostat and replaced the coolant but when the heater is on hot air only blows out of the ...

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