Guurrero wuxuu lahaa ciyaar aad u wanaagsan 2005-tii, wuxuu dhaliyay.389 guushii ALDS ee New York Yankees, laakiin kaliya.050 ee ALCS
waxay ka soo horjeedeen kooxda ugu danbaysa horyaalka aduunka ee Chicago White Sox. Wuxuu si fiican ugu soo baxay xayeysiis TV-ga qaranka ah oo loogu talagalay Pepsi oo uu la yeeshay xiddiga saddexaad ee Yankees Alex Rodriguez; labaduba waxay ku lug lahaayeen tartan shaqsiyeed oo ku dhamaaday dayaxa oo la jabiyay. Guerrero wuxuu sidoo kale ka soo muuqday Ciyaarta Afaraad ee Taxanaha Adduunka ee 2005, halkaas oo lagu soo bandhigay inuu xubin ka yahay Kooxda Legend Latino ee Major League Baseball.