, ▁a ▁document ary ▁entitled ▁Pl um : ▁A ▁Life ▁in ▁Baseball , ▁about ▁Pl um mer ' s ▁ 5 3 - year ▁baseball ▁career , ▁will ▁be ▁released . ▁ ▁Co aching ▁After ▁he ▁retired ▁as ▁a ▁player , ▁Pl um mer ▁stayed ▁in ▁the ▁Mar in ers ' ▁system , ▁and ▁managed ▁the ▁W aus au ▁Tim bers ▁in ▁ 1 9 8 1 , ▁and ▁the ▁Tri ple - A ▁Cal g ary ▁C ann ons ▁from ▁ 1 9 8 6 ▁through ▁ 1 9 8 8 . ▁He ▁was ▁the ▁Mar in ers ' ▁third ▁base ▁coach ▁starting ▁in ▁ 1 9 8 9 , ▁and ▁when ▁third - year ▁to ▁manager ▁Jim ▁Le f eb vre ▁was ▁fired ▁after ▁the ▁ 1 9 9 1 ▁season , ▁the ▁franch ise ' s ▁first ▁with ▁a ▁winning ▁ ▁Pl um mer ▁was ▁promoted ▁for   1 9 9 2 . ▁Seattle ▁finished ▁in ▁last ▁place ▁in ▁his ▁only ▁season ▁as ▁manager , ▁with ▁a ▁ ▁record , ▁and ▁Pl um mer ▁was ▁let ▁go ▁in ▁October . ▁The ▁club ▁had ▁been ▁sold ▁in ▁July , ▁and ▁he ▁was ▁succeeded ▁in ▁November ▁by ▁Lou ▁Pin iella ▁for ▁the ▁ 1 9 9 3   season . ▁ ▁Pl um mer ▁has ▁since ▁managed ▁in ▁both ▁independent ▁and ▁in ▁the ▁min ors , ▁having ▁managed ▁the ▁Western ▁Baseball ▁League ' s ▁Ch ico ▁He at ▁from ▁ 1 9 9 7 – 1 9 9 9 , ▁and ▁Y