Ditto on the oil pressure sending unit. GM failsafe if there is no oil pressure at the switch, engine wont run, fuel pump wont pump. There should be a 3-wire switch. One wire for the idiot lamp, the other two tell the ECM there is oil pressure
Scott
The problems we face today can not be addressed at the same level of intelligence we were at when we created them - Albert Einstein Or with the same level of $ - Me