Lack of A/C cold: Check compressor and refrigerant
Dear Doctor: I have a 2002 Chevrolet Malibu. The air conditioning light on the panel doesn't stay green, but rather it goes on and off. When the light stays green the a/c works but it's not that cold. When the light goes off the a/c doesn't work at all. Over the years I have had the control module on the panel assembly replaced twice. Also, the a/c doesn't work from all the different fan settings. Is the panel assembly bad?- BobDear Bob: There is a long ongoing problem of air conditioning panel failures on these vehicles regarding the blinking a/c light. With your lack of cold air issue ...