How to remove Stalks

[Charlie]

I need to change the indicator stalks cuz mine are bust. Would anyone be able to tell me how to remove the old stalks and put new ones on. Dont want airbag exploding in my face! Oh and my airbag light is already on so dont need to worry about activating it!
Cheers

 

[Anonymous]

http://www.fiatboo.co.uk/photogal/guidepics/Stalkunitremoval.pdf