Having problems with your 1997 Cadillac DeVille ?
I have a 2004 cadillac and the oil pressure light is on and its not goin off.what is it?
Your oil pressure switch is defective, lose or open wiring and relay problem or reset the connector of your computer box. then unplug the battery connector count from 1 to 10 then clip the it back then test.
Repair Help & Product Troubleshooting for 1997 Cadillac DeVille
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