Checked oil specs by engine
2018 GMC Acadia oil capacity, type & filter
The 2018 GMC Acadia takes 6 qt of 0W-20 (2.5L 4-Cyl) and 6 qt of 5W-30 (3.6L V6). Select your engine below before buying.
Match one of 2 checked engine options before buying oil or a filter.
Champ PH10064 is copied into the checkout checklist below. Other listed filters are source-backed alternatives.
PRO-TEC PXL10255 is copied into the checkout checklist below. Other listed filters are source-backed alternatives.
2018 GMC Acadia oil specs: capacity conditions and filter notes
Check the door jamb sticker, owner's manual, or displacement badge on the engine cover. Match it to the engine options listed above before buying oil or a filter.
All listed filter part numbers are compatible alternatives for your vehicle. Choose any one brand, then confirm the exact part number at checkout.
With filter means the volume includes a new filter. Service fill is the typical drain-and-fill amount. Dry fill is for a fresh empty engine only.
Retailer fitment tools may use different data. Confirm oil capacity, viscosity, and filter part number before ordering.
Source coverage for the 2018 GMC Acadia
Supported by Pennzoil OATS, AMSOIL Lookup, Valvoline Product Finder, and Castrol (Olyslager).
Supported by Valvoline Product Finder, Castrol (Olyslager), and Pennzoil OATS.
Supported by RockAuto, AMSOIL Lookup, and Purolator Part Finder.
6 checked source rows for the 2018 GMC Acadia.
Before ordering for this 2018 GMC Acadia
- Capacity
- 6 qt (With filter)
- Oil type
- 0W-20
- Filter
- Champ PH10064
- Capacity
- 6 qt (Service fill)
- Oil type
- 5W-30
- Filter
- PRO-TEC PXL10255
Source check: Last checked 2026-06-25 from Pennzoil OATS, RockAuto, AMSOIL Lookup, Purolator Part Finder, Valvoline Product Finder, and Castrol (Olyslager).
GMC Acadia oil specs by year
This table includes checked GMC Acadia model years available in our database.
| Year | Capacity | Oil type | Filter |
|---|---|---|---|
| 2025 | 5.5 qt | 0W-20 | WIX 51032 |
| 2024 | 5.5 qt | 0W-20 | WIX 51032 |
| 2023 | 5.3 qt (multiple engines) | 0W-20 | Purolator L11424 |
| 2022 | 5.3 qt (multiple engines) | 0W-20 | PRO-TEC PXL10351 |
| 2021 | 5.3 qt (multiple engines) | 0W-20 | PRO-TEC PXL10351 |
| 2020 | 5.3 qt (multiple engines) | 0W-20 | PRO-TEC PXL10351 |
| 2019 | 6 qt (multiple engines) | 0W-20 | CHAMP / LUBER-FINER PH10064 |
| 2018 Current page | 6 qt (multiple engines) | 0W-20 | CHAMP / LUBER-FINER PH10064 |
| 2017 | 6 qt (multiple engines) | 5W-20 | AMSOIL EA15K50 |
| 2016 | 6 qt (multiple engines) | 5W-30 | AMSOIL EA15K01 |
| 2015 | 6 qt | 5W-30 | PRO-TEC PXL10255 |
| 2014 | 6 qt | 5W-30 | PRO-TEC PXL10255 |
| 2013 | 6 qt | 5W-30 | AMSOIL EA15K01 |
| 2010 | 5.5 qt | 5W-30 | AMSOIL EA15K50 |
| 2009 | 5.5 qt | 5W-30 | AMSOIL EA15K50 |
| 2008 | 5.5 qt | 5W-30 | AMSOIL EA15K50 |
| 2007 | 5.5 qt | 5W-30 | AMSOIL EA15K50 |
How we verified 2018 GMC Acadia oil data
How we verify fitmentChecked fitment data. Last checked: 2026-06-25.
This page checked 6 sources for the 2018 GMC Acadia. The table lists which checked source contributed capacity, oil type, or filter evidence.
We checked leading oil brands and aftermarket filter catalogs so you don't have to.
- Confidence
- Cross-check pending
- Sources checked
- 6
- Last checked
- 2026-06-25
- Capacity: Pennzoil OATS, AMSOIL Lookup, Valvoline Product Finder, and Castrol (Olyslager)
- Oil type: Valvoline Product Finder, Castrol (Olyslager), and Pennzoil OATS
- Filter: RockAuto, AMSOIL Lookup, and Purolator Part Finder
| Source | Supports | Checked | Link |
|---|---|---|---|
| Pennzoil OATS | Capacity, Oil type | 2026-06-25 | Visit brand site |
| RockAuto | Filter | 2026-06-25 | Checked source |
| AMSOIL Lookup | Capacity, Filter | 2026-06-25 | Visit brand site |
| Purolator Part Finder | Filter | 2026-06-25 | Visit brand site |
| Valvoline Product Finder | Capacity, Oil type | 2026-06-25 | Checked source |
| Castrol (Olyslager) | Capacity, Oil type | 2026-06-25 | Visit brand site |
Where to buy
These are retailer search paths for your vehicle. The specs above are checked — use the retailer's vehicle selector at checkout to confirm before ordering.
This section may include affiliate or sponsored retailer links. They are purchase paths, not fitment evidence.
Walmart
Compare oil and filter listings for the 2018 GMC Acadia. Confirm capacity, viscosity, and filter part number before checkout.
Search 2018 GMC Acadia oil & filter →AutoZone
Use AutoZone's vehicle selector for the 2018 GMC Acadia before checkout to confirm oil capacity, viscosity, and filter fitment.
Search 2018 GMC Acadia oil & filter →Amazon
Search Amazon listings for the 2018 GMC Acadia and check listing fitment notes against the specs above.
Search 2018 GMC Acadia oil & filter →O'Reilly
Open O'Reilly's fitment search for the 2018 GMC Acadia and verify oil capacity, viscosity, and filter part number before ordering.
Search 2018 GMC Acadia oil & filter →Look up another vehicle
Find checked oil capacity, type, and filter data by exact year, make, and model.