Today we are hooking up the Neutral Safety Switch & Reverse Lights on our C10 project. My factory NSS wasn't working so, we are now going to use our 4L60E NSS for safety and reverse lights.

4L60E Neutral Safety Switch:
https://www.amazon.com/gp/product/B00...

67-72 C10 Neutral Safety Switch:
https://www.amazon.com/gp/product/B00...

4 Pin Relay:
https://www.amazon.com/gp/product/B08...