I have the following manuals from my old Omega that are no use to me any more.

If they're of use to anyone then I've no idea on their value so a few pence to cover postage and they're yours.

Case
Service Booklet (9/98, TS 1457-A-99)
Service Location Guide (8/98, VA 335-C-98)
Quick Reference Guide (3/98, TS 1471-B-98)
Front Seat Comfort (8/98, TS 1477-A-99)
Supplement to Owners Manual (9/98, TS 1461-A-99)
Navigation System (5/97, TS 1492-A-97)
Owners Manual (3/98, TS 1433-B-98)
CCRT700 Audio System (9/98, TS 1506-A-99)
Audio Manual (5/98, T 1284-A-98)
Trafficmaster Oracle (9/97, TS 1462-A-98)
Vauxhall Assistance (8/97, VA1151)