Yes! We have guides for doing Bugaboo repairs using 3D printed parts on iFixit.
https://www.ifixit.com/Guide/Bugaboo+Cameleon+1+and+3++Handl...
https://www.ifixit.com/Guide/Bugaboo+Cameleon+1+and+3+Swivel...
https://www.ifixit.com/Guide/Bugaboo+Cameleon+1+and+3+Brake+...