CDL air brake test and service brake test CLASS A & B

hey guys, so on this video i will show you what you need to do, in order to pass your air brake test, and also check your service brake and tractor/trailer brakes. i really hope the video is helpful and can help you guys out there trying to get your CDL. make sure to LIKE this video, COMMENT if you would like for me to make other videos regarding the CDL like, pre trip inspection etc. ALSO dont forget to (SUBSCRIBE)

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Видео CDL air brake test and service brake test CLASS A & B канала Grtruckingdemolition