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2003 Dodge ram 1500 4-wheel drive (quad-cab) Air Conditioning
2003 Dodge ram 1500 4-wheel drive. Air only works when vehicle is moving. When sitting idle, the air will start to warm up. Then cool down when I take off again.
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P1491 Secondary solenoid switch circuit malfunction you should not have this code you need to refeer to the dealer about the PCM calibration there is a recall on your vehicle The recall number is D24 incorrect PCM calibration
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