im a little confused on draining the old dryer i dont want to leave the system open so if i remove the old dryer and install the new one i then can start draining the old dryer once the old dryer is fully drained ill know how much oil to add do i simply remove the line going to the new dryer again a...

just pulled the orfice tube and it was clean
i just ordered the dryer and pressure switch

well its been running like this since i got the car almost a year now

the weathers getting cool so i wont be using the ac like this anymore
ill order the orfice tube and dryer

i'll post the results but its gonna be a few weeks
im not in a rush anymore

i put the gauges on and got the water hose

its doing the exact same thing as before its going back and forth between
low side 75-150
high side 300-500
the water on the condenser does not drop the readings

when you put your gauges on an ac system you lose freon every time right?
is this enough to make a difference?

is it normal to have little bubbles some times when you unscrew the service caps?
also pressure build up in the caps
is this enough to make a difference?

just went out there and put the gauges on and here is what i got low side 75-150 high side 300-500 both sides cycle back and forth through them numbers my ac blows cool not cold edit: these readings were taken on max ac theres a normal ac setting i can put it on but the ac doesnt blow as cool on thi...

please help yall
i really want to fix my ac and dont know where else to go

whats a coupler?

mercury grand marquis

my ac in my 08 mgm doesnt work on normal ac
it does work somewhat on max ac

i put my guages on it and this is the readings
low side read 125 constant
high side was going from 200 to 300 cycling