Knockin’ on Heaven’s Door Harmonica Tab. This is the harmonica intro to knockin’ on heavens door by Bob Dylan. live with Tom Petty. It sounds better when you play the chords instead of single notes, but. for the sake of easy tabbing i only wrote the main note. (P.S. also. words and chords Cifrado: Principal (guitarra y guitarra eléctrica) Cifrado Favorita. Tono: Bb (forma de los acordes en el tono de G) Capotraste en 3ª casa. G D C Oooooooooh G D C Oooooooooh G D Am Mama, take this badge off of me G D C I can't use it anymore G D Am It's getting dark, too dark to see G D C I feel like I'm knocking on heaven's door G D Am Knock MEym5D.