1999 A/C problem ????

[lincoln_1999]

Hi guys .

My 1999 TC A/C blows iced cold air at nights but at noons blows warm air .

So has anyone ever had this problem ????

 

[slowmkviii]

check the pressure make sure the R134A is not to high or low

 

[lincoln_1999]

How ?

 

[CFH]

check the relay.

 

[slowmkviii]

sorry for the late reply didnt see your reply
get the correct pressure gauge and If I recall check it on the high pressure side

 

[CFH]

check the relay cuz the relays have all been going out on the whole fleet durring the summer, find the right one then press down on it and see if that kicks on the ac.