Hey fellas looking for some help, vectra sri 2.2 petrol started fine this morning went into town after work for 20mins max,bat flat when i came back ! Fitted a new battery now turning over at speed but will not fire ????????????? Got the orange engine warning on and flashing electrics warning light, car with spanner.... everyting looks fine in engine bay no loose or disconnected sensors. Any ideas guys ? im gonna need to check for a spark and fuel that i know and will do,just find it strange it was running fine bat is understasndable as its below freezing in all. Cheers.