It could cause problems because that is the air intake and as of right now the air going into the engine is not filtered so dirt particles can get in the engine and potentially cause a problem. You have a leak somewhere in the AC system. You can buy ultraviolet dye and put that in the ac system then use an ultraviolet light to find the leak. One goes to the radiator; the other goes to the dashboard. 3. Measure the temperature of the air coming out of the vents. The temperature of the air coming out of your vents tells you a lot about where the problem is. Grab a meat thermometer and stick it in one of the vents. Wait a few minutes to get your reading. [4] Yes. AC stop leak sealers are bad for your AC system. They can clog important parts like the expansion valve, evaporator, or condenser. An AC stop leak sealer will also reduce the efficiency of your AC by up to 10%. You must understand that AC stop leak sealers react to water, and when they do that, they become hard. No, you should not run refrigerant lines through your property. There are many reasons: They will require access to the unit to repair lines. A split system, like you are suggesting, has two lines, one of which is often cold. This causes condensation on the line, and if the insulation isn't 100% it's your property the line will be sweating into. There are two types of leaks you’ll likely deal with when it comes to your A/C: Refrigerant leaks caused by corroded evaporator coils. Water leaks caused by frost, blocked condensate drains or damaged condensate pans. Let’s talk about the first type of leak – the refrigerant leak. One of the most common ways for a copper evaporator coil The most common causes that hinders normal operation of air conditioning system on your GMC Yukon are dirty cabin air filter, refrigerant leak, dirty or clogged condenser, dirty or clogged evaporator, bad blower motor, defective compressor, faulty blend door actuator or any fault in the electrical system. 1. Dirty cabin air filter. According to the Clear Air Act, it does seem to be illegal: "Under the Clean Air Act, releasing non-ozone-depleting refrigerants such as HFC-134a into the atmosphere has been prohibited since November 15, 1995. Section 609 of the Act requires EPA to promulgate standards for refrigerant recycling equipment and for the proper use of that equipment. A 1.5-ton compressor may cost $700 to $1,300 to replace, while a 5-ton compressor would cost $1,800 to $2,600. A compressor’s BTU rating denotes how much energy the AC unit uses to cool the home jE7EqTN.