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Heating AC and Engine Cooling Questions

Subcategories of air conditioning and cooling systems:



Total questions: 1666

Why does the fan work only on high and keep blowing resistors on low?
Popularity: 11

How do you remove a water pump from a 1998 Plymouth Breeze?
Popularity: 11

How do you remove the heater hoses on a 1979 Pontiac Firebird?
Popularity: 11

Why 99 rodeo ac compressor does not work?
Popularity: 11 | Needs Answer

Antifreeze is leaking from the intake manifold what causes this?
Popularity: 11

Heatac fan quit working after the smell of electrical burning in 03 sierra pu?
Popularity: 11

Where do you go to recharge a 1986 mercury cougar with freon how much does it cost and would it be better to retrofit the car?
Popularity: 11

Where is the heater resister located on a 1996 ford aerostar?
Popularity: 11

What would cause a car to overheat off-and-on and then start leaking fluid into the right passenger side floorboard and a little in the drivers side?
Popularity: 11

Why does warm air come out of the AC outlets?
Popularity: 11 | Needs Answer

What type of refrigerant is used in a 1990 Mercury Cougar and Ford Thunderbird?
Popularity: 11

What causes an AC evaporator to freeze up on a car when the AC is cooling great on normal cool?
Popularity: 11

Replace the thermostat on a 99 malibu?
Popularity: 10

Where is the thermostat in a 1994 Saturn SL1?
Popularity: 10

How do you remove thermostst on 2.5 ranger?
Popularity: 10

How come ford heat and ac changes from blowing through the panel to blowing through the defrost how do i trouble the vac system?
Popularity: 10

How do you tell if your radiater cap is faulty?
Popularity: 10

Your mom has a 2001 dodge caravan and her ACheater when turned on is making a hissing noise and when turned on you can hear it heating or cooling from the outside Is this some kind of fluid problem or?
Popularity: 10

When do you add coolant with the car started or not?
Popularity: 10

Where is the block heater cord on a 2001 Mazda Protege?
Popularity: 10

Dodge Dynasty overheats fan doesn't come on is it a fuse or sensor bad where is the best area to check first?
Popularity: 10

Why does temp gauge go up when car is sitting with ac on but doesnt go up when ac is off?
Popularity: 10

Can you mix R-12 with R-134?
Popularity: 10

Why would a car overheat when the defrost is on?
Popularity: 10

What causes a 2000 Saturn LS1 to overheat when using the AC after changing the oil and putting in a new transmission and O2 sensor?
Popularity: 10

How do you find the sensor that could be causing your fans not to work and your car overheat when sitting in traffic?
Popularity: 10

How often does the heat and AC filter on a minivan need to be changed?
Popularity: 10

Why would a car only overheat when driving in town example stop light to stop light or in neighborhoods and not on the highway also when I idle for more than 15 mins my car gets hot how do I fix this?
Popularity: 10

Why would the temperature gage shoot up to hot coolant poor out smoke appear and the vehicle die?
Popularity: 10

How do you disconnect the heater coil hoses?
Popularity: 10

What is the purpose of a hose routed from the intake manifold to the heater hose on a 1988 chevy v8?
Popularity: 10

How do you change the upper radiator hose on a 1995 Mazda Protege?
Popularity: 10 | Needs Answer

What happens to the motor when you put in a thermostat backwards?
Popularity: 10

How do you change the blower motor resistor block on your 2002 jeep tj wrangler?
Popularity: 10

Why will the heat blow when you plug vaccum line to heater control valve but when hooked up to heater control valve heat will not blow?
Popularity: 10 | Needs Answer

You have a 96 nissan sentra which is overheating change thermostat and put new raidiator cap for some reason the coolant is not going thru the engine it must be a clog somewhere need help?
Popularity: 10

Why would your car overheat if you drove with emergency brake on and thermostat says hot after removing brake and cooling down?
Popularity: 10

What can be the problem on your 1999 pointiac grand amm se when the cooling fan only works if you hot wire it directly to the fuse box you try changing the relay and coolant sensor still did not work?
Popularity: 10

Why does the heat in my car only get hot when i mash on the gas hard?
Popularity: 9

Why does a 2000 Chevy Blazer heater not put out hot air?
Popularity: 9

No heat pontiac montana?
Popularity: 9

Overheating toyota 3y?
Popularity: 9

Why is your 2000 Toyota Echo running hot The waterpump the fan the thermostat the radiator cap and freon have been replaced and the car is still running hot why?
Popularity: 9

Why is 2000 subaru outback overheating?
Popularity: 9

How do you fix a shaky fan blade and what does the repair involve?
Popularity: 9

How do cars work?
Popularity: 9

When ac or heat is on in cherokee and you are at a stop your battier volts go down and when you go to drive the belt squeals?
Popularity: 9

How do I change a 1999 Chrysler LHS radiator?
Popularity: 9 | Needs Answer

In my Nissan Frontier 2003 4-cylinder 4X2 XE when you use the fan cold water drips below the glove box on passenger side. Water is cold and not like hot coolant. What could be causing this?
Popularity: 9

Are their bleeder valves on a 1999 Chevy Astro Van for the coolant?
Popularity: 9

How long would it take for a head gasket to blow if you do not drive a vehicle when it overheats?
Popularity: 9

Why does your chevy pickup over heat?
Popularity: 9

What would cause a 1995 neons engine cooling fan to keep running long after the cars off on cool days until the battery dies?
Popularity: 9

How do you replace a thermostat on a 95' Jeep Cherokee?
Popularity: 9

How will you know how much freon your car needs?
Popularity: 9

Is it possible to eliminate the AC compressor to drive power steering pump on a 1986 Volvo 240 DL?
Popularity: 9

How do you recharge the AC on 1988 Jeep Cherokee?
Popularity: 9

What is the cause of Top hosepipe hot bottom hosepipe cold cooling fan still working is it the thermostat or head casket?
Popularity: 9

Why is 2001 coolant temperature gage sometimes goes from 190 to 0 while driving and vice versa?
Popularity: 9

2000 Ford Taurus that only blows warm air from the heater when you're driving on the highway otherwise the air is cool?
Popularity: 9

How do you drain the coolant out of a 1995 Chevy Cavalier?
Popularity: 9

Is anyone familiar with the chevy P30 6.2L diesel engine and troubleshooting the coolant system?
Popularity: 9

What is causing 1999 Ford Taurus to overheat occasionally when idling?
Popularity: 9

What causes the vent blower to run good but put out hardly any air through any of the vents whether running heat or AC in a 1995 Ford Escord Wagon?
Popularity: 9

Is there a connection between the car heater and rear window defroster?
Popularity: 9

Can you drive a car for a long time without a heating coil?
Popularity: 9

Why would a 1998 Pontiac Transport Montana over heat after the thermostat and coolant sencor has been changed?
Popularity: 9

I have a 1998 Regal that seems to blow air on the highest fanblower setting. I was told that this may be due to a bad resistor Where can I find this and is it user replaceable?
Popularity: 9

Where is the fan blower relay on a 1995 5.7 GMC Suburban?
Popularity: 9 | Needs Answer

How do you fix AC Heater control unit on 1992 Chevy pickup?
Popularity: 9



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