Since the majority of the correct components necessary for R&R Swaps on our GM Vehicles involve the use of ACDelco OEM Parts… These OFFICIAL ACDelco Training Videos found on THIS site could become helpful for Spot On Information about their Components and Testing Procedures:
https://www.acdelco.com/for-professionals/technical-training-videos.html
https://www.acdelco.com/for-professionals/technical-training-videos.html