The check engine light on a 1999 Cadillac DeVille can be reset by disconnecting the battery for 30 seconds. The light will immediately come back on if the problem still exists.
You have a problem with the brake system. Once you repair the problem the light will reset itself.
Cadillac does not use inertia/reset switches.
How to reset the theft system on 1997 Cadillac Seville
how do i reset theft problem for 96 caddilac deville concours
If you have fixed the problem it should reset itself. If not, the light will stay on.
there is no fuel reset as in a ford.
A person can reset the air ride suspension on a Cadillac Deville by disconnecting the compressor wiring harness from the compressor itself. This is accomplished by putting the vehicle on ramps.
Have vehicle scanned to determine the problem - usually a problem in the emission control system
It is equipped with no such button.
It does not have one.
disconnet the negetiv to the batt for 60 sec then reconnect. it should be reset .