what is wrong with my vectra b 2.2 sri 150?

i was going down motor way doing 80 and all of a sudden the revs died and the control indicater for exhaust emissions came on as well as the " tc"control indicator and then it was juddering like feul not getting through came of motor way stopped turned of car re started andf the " tc" light and control indicator for exhaust emissions went off but still hardly no power and juddering and fuel going very quickly, when not in gear it revs well no dieing revs all ok until put into gear and go manythanks