This is the way I play Wash. I don't know if it's 100% accurate, but it's pretty close.
NOTE: I do not take credit for this tab, this was tabbed by a guy (I forget his name and email).
-|-3-----3--------3-----|--------------------------|---------------------|----| -|-3-----3--3-----3-----|--------------------------|--------3-------3----|----| -|-0--0--0--0-0-0-0--0--|-10\--------------10------|--------3---3-3-3-3--|----| -|-0--0-------0-0-0--0--|------x-/---x-\------12^--|--------5---3-5---5--|----| -|-1--------------------|------x-/---x-\-----------|---------------------|----| -|-3--------------------|--------------------------|---------------------|----| Intro, G1(w/improv) 4x G2 G3
-|--3------3---------3------|------------------------------------------|------| -|--3------3---3-----3------|-3-3-----3-----3-3-3----------3--3--3-3---|------| -|--0---0--0---0-0-0-0--0---|-3-5-----3-----3-5-3----3-----3--3--3-3---|------| -|--0---0--------0-0-0--0---|---------5--------------3h5---------------|------| -|--1-----------------------|------------------------------------------|------| -|--3-----------------------|------------------------------------------|------| Verse, G1(w/variations) 8x G2
-|------------------3-3--|----3-3-------------3-3---------3-3--------3--|-----| -|-----3-3-3-3-3----3-3--|----3-3-------------3-3---------3-3--------3--|-----| -|-3-3-3-3-3-3-3-0--0-0--|----0-0-----3-3-3p0-0-0-----3p0-0-0--------0--|-----| -|-3-3-3-3-3-3-3-0--0-0--|----0-0-------------0-0---------0-0------0-0--|-----| -|-1-1-1-1-1-1-1----2-2--|----2-2-------------2-2---------2-2------2-2--|-----| -|------------------3-3--|----3-3-------------3-3---------3-3------3-3--|-----| Chorus, G1 4x G2
-|--3------3----------3------|-3---------------------------5-3---|------------| -|--3------3---3------3------|-3---3-/--------3-3----------3-3---|------------| -|--0---0--0---0-0-0--0--0---|-3h5-3-/--3-----3-5-5h6p5-3--3-----|------------| -|--0---0--------0-0--0--0---|----------3-5----------------------|------------| -|--1------------------------|-----------------------------------|------------| -|--3------------------------|-----------------------------------|------------| Verse, G1(w/variations) 12x G2
-|-17------17-----5--------------------------------|--------------------------| -|-15------15-----3--------3-------3-3-3-----3-/---|--------------------------| -|-15------15-----3----3-3-3-3-----3-5-5h6p5-3-/---|--------------------------| -|---------------------5-3---5---------------------|--------------------------| -|-------------------------------------------------|--------------------------| -|-------------------------------------------------|--------------------------| G2
-|------------------3-3--|-----------------3----------------------3--|--------| -|-----3-3-3-3-3----3-3--|-----------------3--------------3-------3--|--------| -|-3-3-3-3-3-3-3-0--0-0--|-3-3-3-3-3-3p0-0-0--3-3-3-3-3-3---3p0-0-0--|--------| -|-3-3-3-3-3-3-3-0--0-0--|-------------------------------------------|--------| -|-1-1-1-1-1-1-1----2-2--|-------------------------------------------|--------| -|------------------3-3--|-------------------------------------------|--------| Chorus, G1 4x G2
-|----------3-----------------3--|--------------------------------------------| -|----------3----3-3-3--------3--|--------------------------------------------| -|---3p0-0--0----3-3-3-3p0-0--0--|--------------------------------------------| -|----------0-----------------0--|--------------------------------------------| -|----------2-----------------2--|--------------------------------------------| -|----------3-----------------3--|--------------------------------------------| G2
-|---3---------5-----|-------------------|--15-----17---|-15---|--| -|---3---------5-----|-------------------|--15-----17---|-15---|--| -|---3---------5-----|-------------------|---/------/---|--/---|--| -|---/---------/-----|-------------------|---/------/---|--/---|--| -|---/---------/-----|-------------------|---/------/---|--/---|--| -|-------------------|-------------------|--------------|------|--| Verse, G2 12x <--slow trem. pick--------------------------| 2x
-|------------------3-3--|-----|---------------------3---|--------------------| -|-----3-3-3-3-3----3-3--|-----|-------3-3-3-3-------3---|--------------------| -|-3-3-3-3-3-3-3-0--0-0--|-----|-3-3-3-3-3-3-3-3p0-0-0---|--------------------| -|-3-3-3-3-3-3-3-0--0-0--|-----|---------------------0---|--------------------| -|-1-1-1-1-1-1-1----2-2--|-----|---------------------2---|--------------------| -|------------------3-3--|-----|---------------------3---|--------------------| Chorus, G1 12x G2 (w/variations) 11x
-|-------3----------3----------------------------------|----------------------| -|-----3----------3---6-3h6p3---3h6p3-----------3-3----|----------------------| -|-5b6--------5b6-------------5-------5-3h5p3---5-3-0--|----------------------| -|-----------------------------------------------------|----------------------| -|-----------------------------------------------------|----------------------| -|-----------------------------------------------------|----------------------| Outro, G2
-|--------------------3-------------------------|-----------------------------| -|-3-----------3------3-------------------------|-----------------------------| -|-3-----------3------3-------------------------|-----------------------------| -|---5-3---3-----5----/-------------------------|-----------------------------| -|-------5---5--------/-------------------------|-----------------------------| -|----------------------------------------------|-----------------------------| trem.pick fade out...end