1993 GMC Suburban Owner's Manual - Page 142
1993 GMC Suburban Manual
Page 142 highlights
K2116 Theoilpressuregage shows theengineoilpressureinpsi(poundsper is running.Canadianvehiclesindicatepressure squareinch)whentheengine in kPa(kilopascals).Oilpressuremayvarywithenginespeed,outside temperatureandoilviscosity,butreadingsabovethe low pressurezone indicatethenormaloperatingrange. 2-78
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