First Step: Remove the interior
All the dash interior needs to come out here
- https://www.fiatforum.com/stilo-guides/118251-changing-heater-panel-light-bulbs.html
- https://www.fiatforum.com/stilo-gui...it-central-heater-vent-side-heater-vents.html
- https://www.fiatforum.com/stilo-guides/293133-retrofit-steering-wheel-buttons.html
- https://www.fiatforum.com/stilo-guides/96473-fitting-new-dials-cluster.html
Right so once you've removed your interior bits leaving nothing but the dash frame you should have something like this:

Got your Stilo interior looking like this yet? EXCELLENT! Next please...