Having problems with your 1991 Cadillac DeVille ?
91 cadillac deville air and transmission developed problem
\015 The air went out and the transmission started skipping. The relay fuse that connects them was blown. The transmission does not skip with air conditioner off. A new fuse does not solve the problem. An electrical check at garage didn't show anything. All of the information lights and the blower for the air conditioner are working but no cool air.\015\012Freeon is ok. When I turn on the air and put it on economy it seems to skip less but I stilll have no cool air. Can you help?\015
Try the pressure switch . it may be bad .
Repair Help & Product Troubleshooting for 1991 Cadillac DeVille
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