ac on 99 f250 diesel truck go from cold to hot then sometimes back to cold when turning the temp. switch

Asked by Jul 08, 2013 at 07:55 PM

Question type: Maintenance & Repair

would this be the temp switch need to be replaced?

1 Answer

18,505

may not, low Freon will have air pocket going around system ,air ,warm,freon cold . 134a instead of Freon in that one ,same function .

Your Answer

Add photo

Related Questions

  • Why does my AC suddenly start blowing hot air? 13 answers

    I have a 2004 Yukon with 160000 miles and about a year ago the AC would suddenly blow hot air just on the driver's side while the passenger side still blew cold. After a few weeks it then stating blow...

    2004 GMC Yukon

    -

    Maintenance & Repair

  • why is the ac blowing out heat even though the temp is set to cold 13 answers

    just yesterday my ac was ice cold, and last night i was adjusting the temp to make it a little warmer and nothing was happening so i put it to full hot and heat began to blow out but now it seems to ...

    2006 Nissan Sentra 1.8 S

    -

    Maintenance & Repair

  • Temp gauge cold. 6 answers

    I have a 97 camry. New radiator, water pump, thermostat and hoses....flushed everything, cleaned heater core. All hoses get hot, heater core heats up....no heat in car....what is going on???? Temper...

    1997 Toyota Camry

    -

    Maintenance & Repair

  • zx2 AC? 3 answers

    My zx2 is blowing ac intermittently when the ac is on.. and seems like might be vice versa.. It turns off completly.. and seems to go to correct spot, floor, vent, defrost.. but temp goes from ...

    2002 Ford Escort 2 Dr ZX2 Coupe

    -

    Maintenance & Repair

  • my 2003 mercury sable gs the air conditioner blows cold then hot back to cold and if I go fast it blows were the deafroster blows 1 answer

    not sure if ac in going out blows cold then hot back to cold and if i go over 30 it blows from the defroster

    2003 Mercury Sable GS

    -

    General

Shortcuts

Search Maintenance & Repair Questions

Maintenance & Repair Experts

#1 Tom Demyan
Tom Demyan
Reputation 150,160
#2 FordNut
FordNut
Reputation 103,060
#3 dandyoun
dandyoun
Reputation 84,090
View All