2024 Duramax Oil Filter Location. It's time for the first oil change on the 2024 denali ultimate 3500 hd. 2) install elbow fitting securely into ported billet oil filler cap using thread sealer or teflon tape.
Changed the oil filter at 2k and 5k topping off with fresh then changed the oil when the truck said to which was 7700 if i recall. • remove the oil filter by unthreading it from the oil filter base.