I am pretty handy i actually used a set of gauges already to get my low and high pressures and used it to add a can . I guess I'm confused about the vacuum because I thought if I vac it where does the freon that is in the system go? I thought you needed to evacuate it some how using a different mach...

so I'm at a auto business. they say they think I have a leak to. I asked them if they knew how much 134 I had they didn't check but say it's def not full? how can they tell? today is a cool day so it's blowing 45 degrees but they say it should be 38 degrees the rest of the system checks out. what is...

so here is a odd question but ....... should you shut your ac off prior to shutting your vehicle off? I have heard through the years you should shut the system off a few min before the vehicle? is it a myth? does it really matter?
thanks

I appreciate everyone's input! if anyone has anymore suggestions please let me know!
Joe

I appreciate everyone's input! if anyone has anymore suggestions please let me know!

thanks for the info....
if you hooked up gauges and read the low 5psi and the high 225psi with a vent temp of 60 on a 90 degree temp what would you still think there may be a leak?

could I add some to tell that? why do you think that? how could I verify if the valve is good? I am basing it from my low side reading 5 psi and high 225 Recover charge, remove lines to TXV, remove TXV from Evap inlet, replace with new one- mount lines, evacuate system for 15 minutes, and recharge t...

Hi I am looking for help with learning how to properly and safely pull and replace and recharge my expansion valve in my 2004 jeep grand Cherokee 6 cyl 4.0 l I am seeing the low side pressures holding steady at 5 psi and the high side holding at 225 psi?? expansion valve is the cheapest thing to sta...

Hi I am looking for help with learning how to properly and safely pull and replace and recharge my expansion valve in my 2004 jeep grand Cherokee 6 cyl 4.0 l I am seeing the low side pressures holding steady at 5 psi and the high side holding at 225 psi?? expansion valve is the cheapest thing to sta...