To learn José José - Lo Dudo chords, these are the chords to practise in sequence: C, D, Gm, G, Cm, Gm, Cm, F and Bb. A good strategy is to initiate at 43 BPM and then accelerate to the track's regular speed of 87 BPM. Tune your capo to accommodate your vocal range, referencing the song's key: Bb Major.