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Home >> Cadillac >> 1991 >> Eldorado >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Operation Of Service Mode >> Notes
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Operation Of Service Mode: Notes

NOTE: This function of the system is intended for use in conjunction with the TROUBLE CODE CHARTS section of this article. Prior to using trouble code charts, it will be necessary to become completely familiar with the procedures in OPERATION OF SERVICE MODE.