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1991 Pontiac Grand Prix GT 2dr Coupe

1991 Pontiac Grand Prix
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June 1, 2013, 9:05 am

David M
 

Question: A/c not working

My air conditioning has not worked for a few months now. Since the weather is getting hot I decided its time to fix it. The compressor was not engaging, so I started with a recharge kit. The r134 was low, but not empty. I charged it to proper pressure, and now the compressor engages, but I still get hot air from the vents. What's next on the troubleshooting check list?


June 9, 2013, 7:25 am

Elizabeth K
Expert Mechanic

Good info here:
www.aa1car.com/library/ac98.htm


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