GMC Sierra Denali 2500HD/3500HD Oil Capacity by Year
Newest year we have: the 2022 GMC Sierra Denali 2500HD/3500HD manual lists 8.0 qt. Across 2014–2022 it changes by year and version, so check yours below. Each year links to its owner's manual page.
| Year | Oil capacity | Source |
|---|---|---|
| 2022 | 8.0 qt | 2022 manual → |
| 2021 | 8.0 qt | 2021 manual → |
| 2014 | 6.0 qt | 2014 manual → |
Years are the 2014–2022 model years we have the owner's manual for. Open a year to see every version and the page it's printed on.
Confirm with your own manual, dipstick or door-jamb label.
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