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GM’s 8.3L Duramax has two DEF injectors

Two DEF injectors on GM’s new 8.3L Duramax. GM engineer Kevin Luchansky walks through the emissions hardware and explains ...
Most diesel truck owners understand how to put diesel exhaust fluid (DEF) in their trucks. However, some make the mistake of getting DEF in their fuel tank instead of the dedicated DEF tank. As the ...