Originally Posted by loflyer2

The A/C low pressure valve is right on top of the compressor. It has a black cap on it and is same place that you connected to add Artic Freeze. Use one of the gauges that come with auto store 134a systems, they indicate when you have a normal charge. You indicated earlier that your Artic Freeze gauge went to red, just gradually reduce pressure until you get into normal range. Post pictures if you are uncertain and we can help you confirm, you definitley do not want to be messing with wrong valve.

Originally Posted by loflyer2

The A/C low pressure valve is right on top of the compressor. It has a black cap on it and is same place that you connected to add Artic Freeze. Use one of the gauges that come with auto store 134a systems, they indicate when you have a normal charge. You indicated earlier that your Artic Freeze gauge went to red, just gradually reduce pressure until you get into normal range. Post pictures if you are uncertain and we can help you confirm, you definitley do not want to be messing with wrong valve.

Originally Posted by kenneymc

When was the last time you replaced the coolant?