This is a three part series by Gill Giese, Extension Viticulturist Specialist- NMSU (each video is only a few minutes long).
Grape vine care- situational pruning series- vine 1
Grapevine care: situational pruning series vine 1 – YouTube
Grape vine care- situational pruning series- vine 2
Grapevine care: situational pruning series vine 2 – YouTube
Grape vine care- situational pruning series- vine 3
Grapevine care: situational pruning series vine 3 – YouTube
Here is another good video on grape vines: Maintaining Grapevines after Freeze – YouTube