Rick's Free Auto Repair Advice

Posts Tagged: A/C warm

AC blows warm air on GM vehicle

AC blows warm air on GM vehicle How to diagnose an AC blows warm air condition on a GM vehicle I’m using a 2004 Chevrolet Malibu for this article. But other car makers use similar systems. Start by opening the PDF to the right. It’s a typical wiring diagram for a GM AC system. If you have an older vehicle or your vehicle is overheating, skip down to the EXCEPTIONS at the bottom of this article. After you’ve read this, get your hands on the diagram for your particular vehicle … Read More

AC won’t work Jeep Wrangler

Fix AC won’t work Jeep Wrangler Jeep has identified a source of refrigerant leakage from 2011 Jeep Wranglers. If you own a Jeep Wrangler built between 1/4/11 and 1/7/11, you may have a defective A/C compressor. Apparently the compressor shafts have large scratches near the seal that allow refrigerant to leak out. Jeep has released a revised compressor #55111401AF and it’s the ONLY fix for the problem. Take a look at the back of the compressor. If the serial number begins with 010, it’s defective. If it starts with another … Read More


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