<strong>Yahoo Message Number: 87357</strong>Thank you for bring up Oil pressure. In my CC (8.3 Cummins) the oil pressure gauge will "spike" to the high side then back to normal. In aviation we call this "intermittent". I have checked the ground and have cleaned the oil pressure sensor. Most of the time the gauge works OK, but then, off we go into this spike high-side then back to...