2004 Jeep Grand Cherokee Air Conditioning Problems. Friendly format provided to inquire about automotive ac systems. While there are a variety of reasons your Jeep Grand Cherokee air conditioning wont work the most common 3 are a refrigerant leak an electrical climate control issue or a problem with the air conditioning compressor.
If there is a problem with your compressor or evaporator adding freon will not restore cooling. You responded back to me asking what my low end psi was and also my high end psi was. On an 80 degrees F day the low side for your Jeep should be between 32 and 41 psi and the high side should be between 200 and 260 psi.
You responded back to me asking what my low end psi was and also my high end psi was.
How to add freon to your 1999 Jeep Grand Cherokee. Board index Automotive Air Conditioning Forum. Clogged tubes and failed air conditioning blower motors can also be at fault. The AC system in your Grand Cherokee consists of a compressor that is belt-driven an evaporator and freon.