If its Faux suede - typical DFS type sofa... it will be wet cleanable.Dry vac it to death removing all the cushions...Several products you could use would be:Mpower/Nemesis - apply hot and spray liberally - 20 mins dwell - extract Craftex Pre Enzyme treatment - same method as aboveCraftex "Natural Tones" - use this for post misting to kill any existing odour.