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2018 Chevrolet Express 3500 oil capacity, type & filter

Multiple engine options are listed for the 2018 Chevrolet Express 3500. Select your engine below before buying oil or a filter.

2018 Chevrolet Express 3500 oil specs by engine
Engine Capacity Oil Type Filter
2.8L 4-Cyl Turbo Diesel — — PG99261EX
4.3L V6 6 qt 0W-30 PRO-TEC PXL10255
6.0L V8 6 qt 0W-30 CHAMP / LUBER-FINER PH48

Match one of 3 checked engine options before buying oil or a filter.

2.8L 4-Cyl Turbo Diesel
Capacity Not confirmed Confirm the service-fill amount for this engine before adding oil.
Oil type Not confirmed Confirm the viscosity grade for this engine before checkout.
Oil Filters Options cross-checked
Shown first PG99261EX Search PG99261EX Purolator PL31445 Search PL31445

PG99261EX is copied into the checkout checklist below. Other listed filters are source-backed alternatives.

Specs not yet confirmed for this engine. Search Amazon for 2018 Chevrolet Express 3500 2.8L 4-Cyl Turbo Diesel oil →
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 0W-30 i Based on 1 checked source: AMSOIL Lookup. Additional cross-check is still pending: a second checked oil-type source and agreement across all checked oil-type sources. Use it as a reference, then confirm the viscosity grade for this engine before checkout. See how we verify. Learn how we verify fitment Below -29°C OEM oil approval is not source-backed on this page; confirm the bottle or owner's manual before checkout.
Oil Filters Options cross-checked
PRO-TEC Shown first PXL10255 Search PXL10255 Purolator L22500 Search L22500 AMSOIL EA15K01 Search EA15K01 AMSOIL EA15K02 Search EA15K02 AMSOIL EA15K03 Search EA15K03 AMSOIL EA15K04 Search EA15K04

PRO-TEC PXL10255 is copied into the checkout checklist below. Other listed filters are source-backed alternatives.

6.0L V8
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 0W-30 i Based on 1 checked source: AMSOIL Lookup. Additional cross-check is still pending: a second checked oil-type source and agreement across all checked oil-type sources. Use it as a reference, then confirm the viscosity grade for this engine before checkout. See how we verify. Learn how we verify fitment Below -29°C OEM oil approval is not source-backed on this page; confirm the bottle or owner's manual before checkout.
Oil Filters Options cross-checked
CHAMP / LUBER-FINER Shown first PH48 Search PH48 Purolator L12222 Search L12222 AMSOIL EA15K50 Search EA15K50 AMSOIL EA15K01 Search EA15K01 AMSOIL EA15K02 Search EA15K02 AMSOIL EA15K03 Search EA15K03

Champ PH48 is copied into the checkout checklist below. Other listed filters are source-backed alternatives.

4 sources checked Last checked: 2026-06-23 How we verify →

Where to Buy View Data Sources
Buy oil & filters:
Walmart → AutoZone → Amazon → O'Reilly →

2018 Chevrolet Express 3500 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 2018 Chevrolet Express 3500

Capacity sources

Supported by Pennzoil OATS and AMSOIL Lookup.

Oil type sources

Supported by Pennzoil OATS and AMSOIL Lookup.

Filter sources

Supported by Purolator Part Finder, RockAuto, and AMSOIL Lookup.

Source coverage

4 checked source rows for the 2018 Chevrolet Express 3500.

Before ordering for this 2018 Chevrolet Express 3500

Checkout verification checklist
2.8L 4-Cyl Turbo Diesel Buy →
Capacity
Unverified
Oil type
Unverified
Filter
PG99261EX
4.3L V6 Buy →
Capacity
6 qt
Oil type
0W-30 (Below -29°C)
Filter
PRO-TEC PXL10255
6.0L V8 Buy →
Capacity
6 qt
Oil type
0W-30 (Below -29°C)
Filter
Champ PH48

Source check: Last checked 2026-06-23 from Pennzoil OATS, RockAuto, Purolator Part Finder, and AMSOIL Lookup.

Chevrolet Express 3500 oil specs by year

This table includes checked Chevrolet Express 3500 model years available in our database.

Year Capacity Oil type Filter
2025 6 qt (multiple engines) 5W-30 PRO-TEC PXL10255
2024 6 qt (multiple engines) 5W-30 PRO-TEC PXL10255
2023 6 qt (multiple engines) 5W-30 PRO-TEC PXL10255
2022 Unverified (multiple engines) 0W-40 Purolator PL31445
2021 Unverified (multiple engines) 0W-40 PG99261EX
2020 Unverified (multiple engines) 5W-30 PG99261EX
2019 Unverified (multiple engines) 5W-30 PG99261EX
2018 Current page Unverified (multiple engines) 5W-30 PG99261EX
2017 Unverified (multiple engines) 0W-40 PG99261EX
2016 6 qt (multiple engines) 5W-30 AMSOIL EA15K50
2015 6 qt (multiple engines) 5W-30 AMSOIL EA15K50
2014 6 qt (multiple engines) 5W-30 AMSOIL EA15K50
2013 6 qt (multiple engines) 5W-30 AMSOIL EA15K50
2012 6 qt (multiple engines) 5W-30 AMSOIL EA15K50
2011 6 qt (multiple engines) 5W-30 AMSOIL EA15K50
2010 6 qt (multiple engines) 5W-30 AMSOIL EA15K50

How we verified 2018 Chevrolet Express 3500 oil data

How we verify fitment

Checked fitment data. Last checked: 2026-06-23.

This page checked 4 sources for the 2018 Chevrolet Express 3500. 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: 4.3L V6 oil type and 6.0L V8 oil type. 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
4
Last checked
2026-06-23
Field-level source support
  • Capacity: Pennzoil OATS and AMSOIL Lookup
  • Oil type: Pennzoil OATS and AMSOIL Lookup
  • Filter: Purolator Part Finder, RockAuto, and AMSOIL Lookup
Source Supports Checked Link
Pennzoil OATS Oil type, Capacity 2026-06-23 Visit brand site
RockAuto Filter 2026-06-23 Checked source
Purolator Part Finder Filter 2026-06-23 Visit brand site
AMSOIL Lookup Capacity, Oil type, Filter 2026-06-23 Visit brand site

2018 Chevrolet Express 3500 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.

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