fuel reserve OPEL INSIGNIA 2015 Ohjekirja (in Finnish)
Nothing was found :-(
Try to search something different in this manual:
auxiliary battery, dead battery open trunk, belt, recommended oil, engine coolant, spare wheel, jack points, check engine light
Popular in this manual:
infotainment, language, sat nav, engine, display, ESP, key, radio, child restraint, run flat, child seat, airbag
Or view whole manual here: