Chords Am,F,C,G
Intro is just picking up and down once each chord.
Palm mute the verses and just strum the chorus.
Verse one

Am (x02210@1)         F (133211@1)        C (x32010@1)           G (320003@1)    Amazing Grace    how sweet   the Sound 
          Am (x02210@1)       F (133211@1)        C (x32010@1)     G (320003@1)
    that saved    awretch (x02210@1)  like me 
       Am (x02210@1)       F (133211@1)         C (x32010@1)     G (320003@1)   i once   was lost   but now   im found  
           Am (x02210@1)       F (133211@1)         C (x32010@1)     G (320003@1)       
     was blind    but now    i see     so clearly

Chorus 
Am (x02210@1)     F (133211@1)              C (x32010@1)             G (320003@1)  Halleluja  Grace like rain      falls down on me  
Am (x02210@1)      F (133211@1)               C (x32010@1)                    G (320003@1)  Halleluja   and all my stains   are washed away are washed away

Am (x02210@1)  F (133211@1)  C (x32010@1)  G