Having problems with your 1997 Cadillac DeVille ?
I jumpered the low pressure switch ac will not run until i manually ingage the compressor relay
Check that you have enough freon in the system problem sounds like you dont and wont let it turn on you might burn out the compressor by jumping it,the switch is a safety feature
Repair Help & Product Troubleshooting for 1997 Cadillac DeVille
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