2024 Gmc 2024 Duramax Oil Type. The pf63 engine oil filter (fig. This article explains more about the oil type, specifications, and capacity for your 6.6 duramax engine.

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. Pretty much everything you need to know how to change engine.