Ulaliki wa latsopano mfundo galimoto Opel Signum unachitikira Geneva mu 1997. Komanso chitukuko cha chitsanzo si ankalandira, zinali mwalamulo analengeza kuti mfundo galimoto mu kupanga Sikuyaka. Pa mawu a oimira olimba Opel, makina watsopano anafuna kuti chiyesedwe cha njira luso. Ngakhale ndiye, Opel Signum ankasiyana zachilendo ulamuliro gulu, zida ndi TV-gawo anayi, ndipo poyerekezera ndi kuthamanga kwa makina chidwi yakusatetezeka lalikulu 19 inchi mawilo.
Kenako Opel Signum anali kale pa Frankfurt Njinga Show mu 2001. makina nazonso anasonyeza monga Baibulo lingaliro kwa zitsanzo experimental ndi kuzindikira luso malingaliro atsopano. Pamene ntchito Opel Signum obkatyvali nsanja GM Epsilon mavuto mwaukadaulo, koma nthawi zingamuthandize pakati pa bungwe GM. Koma 2003, mfundo galimoto pang'onopang'ono unalimba kukhazikitsa mu ulimi. Monga experimental chitsanzo galimoto ali wotopa palokha, ndipo specifications ake sizovuta mkulu. Ndipo pambuyo kuphunzira kufunika ogula Opel Signum unasamutsidwa gulu la mfundo galimoto mu gulu la makina malonda kalasi ndi kuika mu ulimi.
Choncho, pali latsopano kutsogolo-gudumu galimoto galimoto ndi thupi mbali mosalekeza ndi zisanu khomo hatchback. Makulidwe Opel Signum wakhala chidwi, si otsika mu galimoto kukula mwanaalirenji. Lalikulu mkati limakupatsani ikani mpando kumbuyo ndi phindu lalikulu kwa pazipita chitonthozo anthu. Pambuyo zowonjezera mkati anasintha otakasuka ndi omasuka mkati ndi zosiyanasiyana maofesi, monga chosinthika gawo pakati kumbuyo kwa Sofa kuti kwasanduka tebulo, kapena headrests transformable basi kutenga otsetsereka pomwe aliyense wodutsa payokha.
Zipangizo anaika Opel Signum mitundu iwiri ya mafuta a 2.2 malita mphamvu 155 HP ndi 3,0 lita turbodiesel ndi 130 HP injini onse anali pamodzi-liwiro asanu zodziwikiratu kufala Amalalikira Select, amene, ngati n'koyenera, ikumasuliridwa mwamwambo mode kulakwa. makina ali okonzeka ndi dongosolo wapadera wa dziphunzitsiranso Forward kuunika, cholinga kuwaunikira ngodya akhungu, muli ndi liwiro otsika. Mkati, mpweya ndi njira kulamulira nyengo, deflectors angapo amakulolani kusintha akulowera ya mpweya. Mphamvu ya kutali ndi pa gulu m'manja mwa dalaivala, ndi obwereza ndi wamangidwa mu kumbuyo kwa mpando kumbuyo.
Zovuta chabe chitetezo mu kanyumba Opel Signum, mayankho amene anali yekha zabwino, tichipeza mizere iwiri ya airbags, encircling danga onse mkati mwa mphete mosalekeza. Mapilo mwazibisa, n'zovuta ndikuganiza za moyo wawo. Aliyense mpando yatenganso malamba ndi pretensioners ndi kutalika kusintha, mfundo chapamwamba kuphatikana. Dalaivala chitetezo imapereka kungomanga chiwongolero mzati, komanso dongosolo ngo Kumasulidwa System, ndi kuyeretsa ngo. Komanso, Signum ali chapakati loko ndi galimoto wathunthu phukusi pa mazenera onse monga kutsogolo ndi zitseko kumbuyo.