Chevrolet 1500 Oil Pressure Sensor

My Engine Was Leaking A Massive Amount Of Oil And It Was Traced To The Back Of The Engine And The Oil Pressure Sensor (sending Unit). After...

I've Looked Up Multiple Diagrams On The Internet And There Are Far To Many. So Lets Ask The Experts. Where Is It?

Battery Okay, Nothing At Key. It Has Been A Month Since I Broke Off The Brass Nipple In The Head Feeding The Oil Pressure Sending Unit. I...