Problems I've had with my 2.2 Sri 150 Vectra H/B...
Air con pipe split..(even with the modded bracket)
Cylinder Head Cracked (repair or burn!! Decided to repair)
Ex Manifold Cracked
Air bag warning light due to seat belt pre tensioner wiring under passenger seat (twice) Tech 2 to sort.
Its a 2001 coming up to 100k Full service history with DIY oil and filter changes every 4k. Owned it for 2 years... would gladly have set fire to it 18months ago but love it to bits now...drives brilliant.