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Home >> Cadillac >> 1997 >> DeVille Concours V8-4.6L VIN 9 >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Engine >> Lamps and Indicators - Engine >> Oil Level Warning Indicator >> Description and Operation >> Change Engine Oil Message

Change Engine Oil Message

If the PCM Calculation shows engine oil life equals zero, it will broadcast a Class 2 serial data message to the IPC requesting that the message CHANGE ENGINE OIL be displayed.
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