On this page I collected and archived the Citroen Workshop Manuals, Technical Notes and Parts List. All the files are from the Internet, and I wish to express my gratitude to people who did the scans!
The Workshop Manuals are in French, whereas the rest of the documentation has multiple languages.
Cirtoen SM Workshop Manual (Manuel de reparations):
581-1 Caracteristiques, reglages, controles
581-4 Electricite - Climatisation - Carburation - Allumage
Technical Data Handbook (multilingual):
Technical Notes and Information:
595 Notes techniques et notes d' informations
Parts List 1972-1975 (multilingual):
Citroen SM Wiring Diagram: