2001 grand marques heater blows cold air hoses feel hot what to look at next

2001 grand marques heater blows cold air hoses feel hot what to look at next 1 Answer

Heater blows hot air all the time. Ac works good but blows hot air also. 210k miles 2001 Mercury Grand Marquis. Any ideas? 1 Answer

I changed the heater contol butthat was not the problem. I bypassed the heater coil and the ac works fine. Is there a door that directs teh air over the heater coiol?

Why does my heater blows warm air in the summer and cold air in winter? 1 Answer

Heater blows warm air in the summer with controls set to off. Heater blows cold air in winter controls set to on. Thermostat replaced, new radiator, new blower switch, new heater control valve. Any...

my 2004 Mercury Marquis only blows hot air no matter what. any setting, any position 1 Answer

Just blows hot air usually out the heater ducts or defroster vents. has the dual zone climate control wish I didn't now! but no matter what I set it to. It blows hot

2001 grand marques 3 Answers

My 2001 grand marques was fine no warnings at all i went to run somewhere was driving fine went to get back in and had no turn over at all and no dash lights came on but all other lights and stuff...