Reset Change Oil Soon light on 1993 Cadillac DeVille

When "CHANGE OIL SOON" light is illuminated;

Press and hold the "RESET" and "RANGE" buttons on the Fuel Data Center for 5 to 60 seconds. When the buttons are released, the light will flash four times if it has been reset. If the light comes back on for more than 5 seconds, repeat the procedure.
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