[Nathan_Taylor]

pawn Код:

SendClientMessage(playerid, playeridn, "You removed %s from the vehicle.", playeridn); // and this message for the admin

Should be more like

pawn Код:

new targetid, string[256], string2[256], playeridn[MAX_PLAYER_NAME], targetidn[MAX_PLAYER_NAME];

pawn Код:

format(string2, sizeof(string2), "You removed %s from the vehicle.", playeridn); // and this message for the admin 
SendClientMessage(playerid, string2);