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Checked oil specs by engine

2014 GMC Sierra oil capacity, type & filter

Multiple engine options are listed for the 2014 GMC Sierra. Select your engine below before buying oil or a filter.

2014 GMC Sierra oil specs by engine
Engine Capacity Oil Type Filter
4.3L V6 6 qt 5W-30 WIX 51027
5.3L V8 8.5 qt 0W-20 WIX 51021
6.2L V8 — 0W-20 AMSOIL EA15K01
6.0L V8 Hybrid 6 qt 5W-30 Purolator L12222
6.6L V8 Turbo Diesel 10 qt 5W-40 Purolator L35399

Match one of 5 checked engine options before buying oil or a filter. Also check 2014 GMC Sierra 1500, 2014 GMC Sierra 2500 HD, 2014 GMC Sierra 3500 HD .

4.3L V6
Capacity 6 qt i Capacity condition is not listed in the checked data, so confirm whether the service-fill amount includes a new filter before adding oil. See how we verify. Learn how we verify fitment Verified fit Buy at least 6 qt total; listed capacity is 6 qt.
Oil type 5W-30 OEM oil approval is not source-backed on this page; confirm the bottle or owner's manual before checkout. Verified fit
Oil Filters Options cross-checked
WIX Shown first 51027 Search 51027 WIX 51028 Search 51028 WIX 51029 Search 51029 WIX 51030 Search 51030 Purolator L22500 Search L22500

WIX 51027 is copied into the checkout checklist below. Other listed filters are source-backed alternatives.

5.3L V8
Capacity 8.5 qt i Based on 2 checked sources: Valvoline Product Finder and Castrol (Olyslager). Additional cross-check is still pending: capacity condition (service fill / with filter vs dry fill). Use it as a reference, then confirm the service-fill / with-filter amount before adding oil. See how we verify. Learn how we verify fitment
Oil type 0W-20 OEM oil approval is not source-backed on this page; confirm the bottle or owner's manual before checkout. Verified fit
Oil Filters Options cross-checked
WIX Shown first 51021 Search 51021 WIX 51022 Search 51022 WIX 51023 Search 51023 WIX 51024 Search 51024 Purolator L22500 Search L22500

WIX 51021 is copied into the checkout checklist below. Other listed filters are source-backed alternatives.

6.2L V8
Capacity Not confirmed Confirm the service-fill amount for this engine before adding oil.
Oil type 0W-20 OEM oil approval is not source-backed on this page; confirm the bottle or owner's manual before checkout. Verified fit
Oil Filters Options cross-checked
AMSOIL Shown first EA15K01 Search EA15K01 AMSOIL EA15K02 Search EA15K02 AMSOIL EA15K03 Search EA15K03 AMSOIL EA15K04 Search EA15K04 Purolator L22500 Search L22500

AMSOIL EA15K01 is copied into the checkout checklist below. Other listed filters are source-backed alternatives.

6.0L V8 Hybrid
Capacity 6 qt i Based on 3 checked sources: Pennzoil OATS, Valvoline Product Finder, and Castrol (Olyslager). Additional cross-check is still pending: capacity condition (service fill / with filter vs dry fill). Use it as a reference, then confirm the service-fill / with-filter amount before adding oil. See how we verify. Learn how we verify fitment
Oil type 5W-30 OEM oil approval is not source-backed on this page; confirm the bottle or owner's manual before checkout. Verified fit
Oil Filters
Purolator Shown first L12222 Search L12222

Confirm Purolator L12222 in the retailer selector before checkout.

i Based on 1 checked source: Purolator Part Finder. Additional cross-check is still pending: another filter catalog cross-check and alternate part-number support. Use it as a reference, then confirm the exact filter part number at checkout. See how we verify. Learn how we verify fitment
6.6L V8 Turbo Diesel
Capacity 10 qt i Capacity condition is not listed in the checked data, so confirm whether the service-fill amount includes a new filter before adding oil. See how we verify. Learn how we verify fitment Verified fit Buy at least 10 qt total; listed capacity is 10 qt.
Oil type 5W-40 OEM oil approval is not source-backed on this page; confirm the bottle or owner's manual before checkout. Verified fit
Oil Filters
Purolator Shown first L35399 Search L35399

Confirm Purolator L35399 in the retailer selector before checkout.

i Based on 1 checked source: Purolator Part Finder. Additional cross-check is still pending: another filter catalog cross-check and alternate part-number support. Use it as a reference, then confirm the exact filter part number at checkout. See how we verify. Learn how we verify fitment

5 sources checked Last checked: 2026-06-27 How we verify →

Where to Buy View Data Sources
Buy oil & filters:
Walmart → AutoZone → Amazon → O'Reilly →
Full synthetic options for 5W-30
Mobil 1 Extended Performance 5W-30 → Castrol Edge 5W-30 → Pennzoil Platinum 5W-30 →

Search paths only — confirm your OEM viscosity spec and quantity before checkout.

Full synthetic options for 0W-20
Mobil 1 Extended Performance 0W-20 → Castrol Edge 0W-20 → Pennzoil Platinum 0W-20 →

Search paths only — confirm your OEM viscosity spec and quantity before checkout.

Full synthetic options for 5W-40
Mobil 1 ESP Formula 5W-40 → Castrol Edge 5W-40 → Liqui Moly Top Tec 4200 5W-40 →

Search paths only — confirm your OEM viscosity spec and quantity before checkout.

2014 GMC Sierra oil specs: capacity conditions and filter notes

Which engine applies?

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.

Filter part numbers

All listed filter part numbers are compatible alternatives for your vehicle. Choose any one brand, then confirm the exact part number at checkout.

Verify before checkout

Retailer fitment tools may use different data. Confirm oil capacity, viscosity, and filter part number before ordering.

Source coverage for the 2014 GMC Sierra

Capacity sources

Supported by Pennzoil OATS, Valvoline Product Finder, AMSOIL Lookup, and Castrol (Olyslager).

Oil type sources

Supported by Pennzoil OATS, AMSOIL Lookup, Valvoline Product Finder, and Castrol (Olyslager).

Filter sources

Supported by Purolator Part Finder and AMSOIL Lookup.

Source coverage

5 checked source rows for the 2014 GMC Sierra.

Before ordering for this 2014 GMC Sierra

Checkout verification checklist
4.3L V6 Verified fit Buy →
Capacity
6 qt
Oil type
5W-30
Interval
7,500 mi / 12 mo
Filter
WIX 51027
5.3L V8 Buy →
Capacity
8.5 qt
Oil type
0W-20
Interval
7,500 mi / 12 mo
Filter
WIX 51021
6.2L V8 Buy →
Capacity
Unverified
Oil type
0W-20
Interval
7,500 mi / 12 mo
Filter
AMSOIL EA15K01
6.0L V8 Hybrid Buy →
Capacity
6 qt
Oil type
5W-30
Interval
7,500 mi / 12 mo
Filter
Purolator L12222
6.6L V8 Turbo Diesel Verified fit Buy →
Capacity
10 qt
Oil type
5W-40
Interval
7,500 mi / 12 mo
Filter
Purolator L35399

Source check: Last checked 2026-06-27 from AMSOIL Lookup, Pennzoil OATS, Purolator Part Finder, Valvoline Product Finder, and Castrol (Olyslager).

GMC Sierra oil specs by year

This table includes checked GMC Sierra model years available in our database.

Year Capacity Oil type Filter
2024 8 qt (multiple engines) 0W-20 AMSOIL EA15K01
2023 6 qt (multiple engines) 5W-30 WIX 51032
2022 6 qt (multiple engines) 5W-30 WIX 51032
2021 6 qt (multiple engines) 5W-30 WIX 51032
2020 6 qt (multiple engines) 5W-30 WIX 51032
2019 8 qt (multiple engines) 0W-20 AMSOIL EA15K01
2018 6 qt (multiple engines) 5W-30 AMSOIL EA15K01
2017 6 qt (multiple engines) 5W-30 AMSOIL EA15K01
2016 6 qt (multiple engines) 5W-30 AMSOIL EA15K01
2015 6 qt (multiple engines) 5W-30 AMSOIL EA15K01
2014 Current page 6 qt (multiple engines) 5W-30 WIX 51027
2013 6 qt (multiple engines) 5W-30 WIX 51032
2012 4.5 qt (multiple engines) 5W-30 AMSOIL EA15K29
2011 4.5 qt (multiple engines) 5W-30 AMSOIL EA15K29
2010 4.5 qt (multiple engines) 10W-30 AMSOIL EA15K29
2009 6 qt (multiple engines) 5W-30 AMSOIL EA15K50
2008 4.5 qt (multiple engines) 5W-30 AMSOIL EA15K29
2007 4.5 qt (multiple engines) 5W-30 AMSOIL EA15K29

How we verified 2014 GMC Sierra oil data

How we verify fitment

Checked fitment data. Last checked: 2026-06-27.

This page checked 5 sources for the 2014 GMC Sierra. 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 i Some oil fields are based on checked source data but still need stronger cross-check evidence. Review area: 5.3L V8 capacity, 6.0L V8 Hybrid capacity, 6.0L V8 Hybrid oil filter, and 6.6L V8 Turbo Diesel oil filter. Use the listed values as references and confirm the exact engine before ordering or adding oil. See how we verify. Learn how we verify fitment
Sources checked
5
Last checked
2026-06-27
Field-level source support
  • Capacity: Pennzoil OATS, Valvoline Product Finder, AMSOIL Lookup, and Castrol (Olyslager)
  • Oil type: Pennzoil OATS, AMSOIL Lookup, Valvoline Product Finder, and Castrol (Olyslager)
  • Filter: Purolator Part Finder and AMSOIL Lookup
  • Change interval: Pennzoil OATS, AMSOIL Lookup, Valvoline Product Finder, and Castrol (Olyslager)
Source Supports Checked Link
AMSOIL Lookup Capacity, Filter, Oil type 2026-06-27 Visit brand site
Pennzoil OATS Capacity, Oil type 2026-06-27 Visit brand site
Purolator Part Finder Filter 2026-06-27 Visit brand site
Valvoline Product Finder Capacity, Oil type 2026-06-27 Checked source
Castrol (Olyslager) Capacity, Oil type 2026-06-27 Visit brand site

2014 GMC Sierra 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.

Look up another vehicle

Find checked oil capacity, type, and filter data by exact year, make, and model.

Other 2014 GMC Sierra lookups: Cabin air filter · Engine air filter · Wiper blade size