Same as mine my Number 2 coil was playing up

My cheapie S80 has started to slip in gear from 1-2 Revs up then eventually catches so it needs a gearbox Now i have been offered a whole S80 with a blown head but looking on Vida it says its a different gearbox part number .....Is that true or will the earlier one fit I do have the whole car!!! So ...

Hello, First post so I have a 2001 S80 2.8 Twin turbo that has a problem, it was throwing up the throttle code on my cheap generic scanner so sent my Throttle body away for repair (board issue so has been cloned etc) so upon refitting the Engine code disappeared and ran sort off, now it runs hesitan...