how can i replace cable on dyson dc04 vacuum cleaner?

Try this it worked for me
http://www.dysonmedic.com/DC04%20Folder/DC04%20page.html
However i used a bit if thin stiff wire ( Actually a bit of the hose ) instead of the screwdriver as i could not find one to fit.
Hope this helps.

Burtsbodgers
November 2011