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Stuck thermostat, cooling fan not working properly, low of coolant, bad water pump, radiator clogged internally or externally, cracked head or blown head gasket.
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∙ 12y ago
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Why does my 1995 meccury grand marquis Blow out cool air but i cant get hot air?
2004 grand marquis blowing cool air cant get hot air why?
My Pontiac grand am 1994 it turns off when it gets hot. How can i fix this problem?
my grand am it turns off when it gets hot how can i fix problem
If the AC on your 1997 Mercury Grand Marquis is blowing hot air and making a ticking noise what is the problem?
low on freon compressor kicking in and out
What is wrong with a 1994 Mercury Grand Marquis V6 that runs Great during cold weather but during hot weather has no power and will not get over 10mph?
PossibilitiesPossiblilities; #1 - clogged fuel filter. #2 - clogged catalytic converter. #3 - the spark plug wires are cracked open and discharges the electrical current away from the spark plugs. Don Weaver epicdiverism@epiccompanies.com
Why does my 1994 grand Marquis AC blows cold sometimes then blows supper hot the refrigerant level is good?
2 thing's ambient temperature sensor malfunctioning if you have computer controlled a/c or heater a/c blend control actuator. I've seen both problems.
Why would the heater not blow hot air in a Grand Marquis?
replace heater core and or themostat Coolant level may be low not allowing hot coolant to circulate properly, check coolant level.
What should the oil pressure be in a 1986 Mercury Grand Marquis?
40-80 PSI cold.20-40 PSI hot.40-80 PSI cold.20-40 PSI hot.
How to convert r12 to r134a on 92 Mercury Grand Marquis?
pick up a bottle of HOT SHOT FREON, You wil need a EPA card to buy this. Just vacuum out your system then add about 12 ounces of the hot shot freon. HOT SHOT is a direct replacement for R12.
What could cause a Grand Marquis V8 to start then stall after the spark plugs wires cap and the rotor was changed?
What year is it? it could be the coil, the coil will break down when it gets hot. And then be Ok after it cools off.
How hot is the Grand Canyon?
hot climate
How do you know when the heater core needs replaced in a 1998 mercury grand marquis?
If it is leaking it needs replacing. If you have no heat and the inlet heater hose is hot and the outlet is cool, it is stopped up and may need replacing, if it cannot be flushed out.
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
