Chevrolet Repair Questions? Ask a Chevy Mechanic for Answers ASAP
What happens a lot of times is the pressure is too low in the system, so the compressor wont pull in. There is a pressure sensor made to shut the system down to keep it from burning up if there is a large freon loss. That is less than ideal when you need to refill the AC. Do you have a set of gauges, or are you trying to fill it with a suicide hose.