 Ramba uchiverenga ndima iyi - Chaves akarongwa kumhanya mwaka wose asi mutyairi wechiPutukezi akakundikana kupinda mumakwikwi ose aakapinda. Motokari yacho yakanga isingachashandi, isina kusimba uye yakaoma kubata, uye Chaves akanga asina ruzivo rwokuzviwanira. Pamwe chete nemamwe makirabhu mana, Coloni akamanikidzwa kutora chikamu mumisangano yekufanoronga mangwanani eChishanu mangwanani, uye Chaves aive mumwe wevatyairi vasere vaitora chikamu mumisangano iyoyo. Mumwaka wekuvhura 1991 United States Grand Prix, Chaves akaisa nguva yakakurumidza kupfuura Olivier Grouillard naEric van de Poele, asi akadonha mumadziro ematai panguva yechikamu. Akapfuura Grouillard bedzi muBrazil, uye gearbox yakaputsika yakamusiya ari anononoka zvikuru muSan Marino. MuMonacoakanga ane Grouillard bedzi shure kwake zvakare, uye akanga ari anononoka zvikuru nemasekonzi anenge masere muCanada, pasinei zvapo neinjini itsva yakagadzirirwa naBrian Hart. 