Question: What class is associated with 0 stages won, a Hummer, and before 2009?
SQL: SELECT "Class" FROM "2-1507423-3" WHERE "Stages won" = '0' AND "Vehicle" = 'Hummer' AND "Year" < 2009.0;

Question: What position did he finish in 2012?
SQL: SELECT "Position" FROM "2-1507423-3" WHERE "Year" = 2012.0;

Question: What year did he compete in the Car class and win 0 stages?
SQL: SELECT "Year" FROM "2-1507423-3" WHERE "Class" = 'Car' AND "Stages won" = '0';