2024 Chevy Duramax Engine Problems By Year. Through the years, there have been many variations of duramax engines, with some more reliable than others. General motors has released a service update for units of the 2024 chevy silverado hd equipped with the 6.6l v8 l5p turbodiesel duramax diesel engine.
I got a notification that the emission system needed serviced, took the truck in and found out the egr valve is bad. Oil pressure is between 19 and 21 psi once in a while it will jump to 37 but drop right back down to 19 regardless of engine temp.
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