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A/C only cold in defrost.

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Old 05-01-2009, 12:54 PM
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Exclamation A/C only cold in defrost.

00 Jeep Grand Cherokee

The A/C only blows cold air when in the two defrost modes. When I switch it to vents, or floor, it blows cold for a minute and then gets warm. I think the compressor is shutting off when not in defrost. Has anyone ever heard of this?

Old 05-01-2009, 01:44 PM
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Maybe one of these will be of help.http://www.wjjeeps.com/hvac_sub_assembly.htm
http://www.wjjeeps.com/climate.htm
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