Not sure if this has been posted before, just seen BBC Watchdog program saying there is a fault with the 2.2 fuel pump and regulator on Vectra's, Signums and some Zafira's, causing the engine to stop or go into limp home mode. :think:
See link below for more details
http://www.bbc.co.uk/blogs/watchdog/200 ... ly_lo.html
Luckily no Astra's or VX220 have been reported to be faulty. showo..