Checked oil specs by engine
2012 GMC Terrain oil capacity, type & filter
The 2012 GMC Terrain oil capacity is 5 qt (2.4L 4-Cyl) and 6 qt (3.0L V6) and 6 qt (3.6L V6). All engines use 5W-30 oil.
| Engine | Capacity | Oil Type | Filter |
|---|---|---|---|
| 2.4L 4-Cyl | 5 qt | 5W-30 | AMSOIL EA15K03 |
| 3.0L V6 | 6 qt | 5W-30 | AMSOIL EA15K01 |
| 3.6L V6 | 6 qt | 5W-30 | — |
Match one of 3 checked engine options before buying oil or a filter.
AMSOIL EA15K03 is copied into the checkout checklist below. Other listed filters are source-backed alternatives.
AMSOIL EA15K01 is copied into the checkout checklist below. Other listed filters are source-backed alternatives.
Search paths only — confirm your OEM viscosity spec and quantity before checkout.
2012 GMC Terrain 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.
Filter fitment has not been fully verified for every engine listed. Confirm the part number with the retailer before ordering.
Retailer fitment tools may use different data. Confirm oil capacity, viscosity, and filter part number before ordering.
Source coverage for the 2012 GMC Terrain
Supported by Pennzoil OATS, AMSOIL Lookup, Castrol (Olyslager), Valvoline Product Finder, and CarAraC Engine Oil.
Supported by Pennzoil OATS, Valvoline Product Finder, and Castrol (Olyslager).
Supported by RockAuto, Purolator Part Finder, and AMSOIL Lookup.
7 checked source rows for the 2012 GMC Terrain.
Before ordering for this 2012 GMC Terrain
- Capacity
- 5 qt
- Oil type
- 5W-30
- Interval
- 7,500 mi / 12 mo
- Filter
- AMSOIL EA15K03
- Capacity
- 6 qt
- Oil type
- 5W-30
- Interval
- 7,500 mi / 12 mo
- Filter
- AMSOIL EA15K01
- Capacity
- 6 qt
- Oil type
- 5W-30
- Interval
- 7,500 mi / 12 mo
- Filter
- Unverified
Source check: Last checked 2026-06-27 from AMSOIL Lookup, Pennzoil OATS, RockAuto, Purolator Part Finder, Valvoline Product Finder, CarAraC Engine Oil, and Castrol (Olyslager).
GMC Terrain oil specs by year
This table includes checked GMC Terrain model years available in our database.
| Year | Capacity | Oil type | Filter |
|---|---|---|---|
| 2025 | 5.3 qt (multiple engines) | 0W-20 | AMSOIL EA15K50 |
| 2024 | 5.3 qt (multiple engines) | 0W-20 | CHAMP / LUBER-FINER PH10064 |
| 2023 | 5.3 qt (multiple engines) | 0W-20 | Purolator L11403 |
| 2022 | 5.3 qt (multiple engines) | 0W-20 | AMSOIL EA15K50 |
| 2021 | 5.3 qt (multiple engines) | 0W-20 | CHAMP / LUBER-FINER PH10064 |
| 2020 | 5.3 qt (multiple engines) | 0W-20 | AMSOIL EA15K50 |
| 2019 | 5.3 qt (multiple engines) | 0W-20 | AMSOIL EA15K50 |
| 2018 | 5.3 qt (multiple engines) | 0W-20 | AMSOIL EA15K50 |
| 2017 | 5 qt (multiple engines) | 5W-30 | AMSOIL EA15K03 |
| 2016 | 5 qt (multiple engines) | 5W-30 | AMSOIL EA15K03 |
| 2015 | 5 qt (multiple engines) | 5W-30 | PRO-TEC PXL57082 |
| 2014 | 5 qt (multiple engines) | 5W-30 | PRO-TEC PXL57082 |
| 2013 | 5 qt (multiple engines) | 5W-30 | AMSOIL EA15K03 |
| 2012 Current page | 5 qt (multiple engines) | 5W-30 | AMSOIL EA15K03 |
| 2011 | 5 qt (multiple engines) | 5W-30 | AMSOIL EA15K03 |
| 2010 | 5 qt (multiple engines) | 5W-30 | AMSOIL EA15K03 |
How we verified 2012 GMC Terrain oil data
How we verify fitmentChecked fitment data. Last checked: 2026-06-27.
This page checked 7 sources for the 2012 GMC Terrain. 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
- 7
- Last checked
- 2026-06-27
- Capacity: Pennzoil OATS, AMSOIL Lookup, Castrol (Olyslager), Valvoline Product Finder, and CarAraC Engine Oil
- Oil type: Pennzoil OATS, Valvoline Product Finder, and Castrol (Olyslager)
- Filter: RockAuto, Purolator Part Finder, and AMSOIL Lookup
- Change interval: Pennzoil OATS, Valvoline Product Finder, and Castrol (Olyslager)
| Source | Supports | Checked | Link |
|---|---|---|---|
| AMSOIL Lookup | Capacity, Filter | 2026-06-27 | Visit brand site |
| Pennzoil OATS | Capacity, Oil type | 2026-06-27 | Visit brand site |
| RockAuto | Filter | 2026-06-27 | Checked source |
| Purolator Part Finder | Filter | 2026-06-27 | Visit brand site |
| Valvoline Product Finder | Capacity, Oil type | 2026-06-27 | Checked source |
| CarAraC Engine Oil | Capacity | 2026-06-27 | Checked source |
| Castrol (Olyslager) | Capacity, Oil type | 2026-06-27 | Visit brand site |
2012 GMC Terrain maintenance checklist
One part checked. Look up the rest while you're here.
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 2012 GMC Terrain. Confirm capacity, viscosity, and filter part number before checkout.
Search 2012 GMC Terrain oil & filter →AutoZone
Use AutoZone's vehicle selector for the 2012 GMC Terrain before checkout to confirm oil capacity, viscosity, and filter fitment.
Search 2012 GMC Terrain oil & filter →Amazon
Search Amazon listings for the 2012 GMC Terrain and check listing fitment notes against the specs above.
Search 2012 GMC Terrain oil & filter →O'Reilly
Open O'Reilly's fitment search for the 2012 GMC Terrain and verify oil capacity, viscosity, and filter part number before ordering.
Search 2012 GMC Terrain oil & filter →Look up another vehicle
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