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Check and make sure that the inside control are working first and then check the system for a vacuum leak....
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Why does your heater blow cold air while idling but blows hot air while driving?
Low coolant, failed thermostat, partially plugged heater core...............
Why ac blows hot air in 2003 Lincoln aviator?
low freon
1989 Grand Marquis AC blows ice cold idling but blows hot while driving but blows cold when decelerating?
it could be the heater core and ac housing unit that allows hot air to be mixed with the cold air or it could just cancel out the cold due to the motion of the car
2000 LIncoln Ls air conditioning blows hot air why?
i cant find were to put in freon on a 2002 Lincoln ls can you help
Why would your car air conditioner run hot when in idle and blows cold air while driving?
Check to see if your condenser fan is running when a/c compressor kick on.
Why does your Dodge Ram 1500 blow cold air when sitting still and blows hot air while driving?
thermostat probably damaged or stuck....and worse case scenario....your heater core is going out.
Why front brakes getting hot while driving?
i have a 93 nissan and the front brakes are getting hot when driving
Why does the air conditioner blow cold when driving and then blows hot after it is stopped and restarted. it has been charged with freon.the blower works great but blows hot air.?
sounds like you need to replace either the thermostat or the temp control switch
1997 Lincoln blower motor works fine but if it is hot outside it blows hot air and if it is cold it blows cold air what could be the problem?
sounds like there is short in the flux condenser that senses the pressure change in the differing temperatures KansasCity Computers
1997 Buick lesabre one side blows hot while the other blows cold?
When my a/c system is low on refrigerant, it blows hot on drivers side, cold on passenger side of the dashboard. This is a 1997 Buick Ultra. Recharging the system solves the problem.
On your 2001 Chevy blazer it takes 10 minutes driving before the defrost or heater blows hot air then when slowing down it starts to blow cold air and when taking off again it blows hot Any suggestion?
thermostat is stuck open.
Why does your Ford Taurus blows hot air while ac is on?
Probably because the ac needs to be recharged..
