With the McLarens of Prost and Niki Lauda dominating, Arnoux had a less successful second season at Ferrari, only finishing 6th with 27 points, with his new teammate Michele Alboreto progressively taking the initiative and team leadership from him. Mushure mekukunda katatu uye nzvimbo ina dzepamusoro muna 1983, Arnoux akakundikana kukunda kana kutora nzvimbo yepamusoro muna 1984 (Alboreto akakunda Belgian Grand Prix kubva pachigaro naArnoux kutanga wechipiri uye kupedzisa wechitatu), kunyange zvazvo akapedza wechipiri muSan Marino neDallas kwaakamanikidzwa kutanga kubva kumabhokisi nekuda kwekukanganisa kwemagetsi pamhepo yekudziya uye akakwanisa kuchengetedza motokari yake kunze kwematambudziko pamugwagwa unoputika. Mubairo Mukuru bedzi wakambotambirwa muDallas wakanga uriwo nguva yokupedzisira Arnoux akawana Formula One podium. Sezvo mwaka wakafambira mberi, Arnoux airatidzika kunge asina kurudziro, uye mushure mekupedza wechina mujaho wekuvhura wemakwikwi muBrazil, akasiya Ferrari nekubvumirana. Nzvimbo yake muchikwata yakatorwa nemutyairi weSweden Stefan Johansson. Akaonekwa mumakomba eBrabham paImola
mumutambo wechitatu, zvichikonzera runyerekupe rwokuti aizobatana nechikwata chaiva chaBernie Ecclestone, asi hapana chakabuda uye kashoma kuti aonekwe kumakwikwi mwaka wose wakasara.