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Home >> Oldsmobile >> 1993 >> Cutlass Supreme Base, 3.4 X >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel - Electronic >> Testing >> Low Coolant Indicator Tests >> Short Test

Short Test

Disconnect coolant level switch. Turn ignition switch to RUN position. If low coolant indicator illuminates, check Yellow/Black wire for a short to ground. If wire is okay, replace instrument cluster. If low coolant indicator does not illuminate, replace coolant level switch.

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