This video is about incab brake test for automatics, since there isn't to many out there, hope it helps.... again by any means I'm a expert.. I just got my permit 10 days ago. so I don't mind being critiqued or corrected it's all about education that's all. thanks for you for your time.. Huge Shout Out to CDL College, LLC out of Colorado
I watched this video over and over and it really did help
Class B PreTrip:
https://www.youtube.com/watch?v=qbzkJxxxAV8&t=1537s
PreTrip Check List:
https://cdlcollege.com/sites/default/files/pdfs/Class-B-CDL-Pre-Trip-Simple.pdf