Chevrolet Blazer oil specs by year
Chevrolet Blazer oil specs changed across the 2005–2025 range. The most recent checked year uses 6 qt of 5W-30. Select the exact year to see the checked capacity, viscosity, and filter for that model year.
Multiple engine options: The Chevrolet Blazer was offered with 6 engine options across its history.
Open the exact year page and select your engine to see the correct capacity and viscosity for your vehicle.
| Year | Capacity | Oil type | Filter | Page |
|---|---|---|---|---|
| 2025 | 6 qt | 5W-30 | AMSOIL EA15K01; AMSOIL EA15K02; AMSOIL EA15K03 Verified fit | Open record → |
| 2024 | 6 qt | 5W-30 | AMSOIL EA15K01; AMSOIL EA15K02; AMSOIL EA15K03 Verified fit | Open record → |
| 2023 | 6 qt | 5W-30 | AMSOIL EA15K01; AMSOIL EA15K02; AMSOIL EA15K03 Verified fit | Open record → |
| 2022 | 6 qt | 5W-30 | PUROLATOR PL21495; AMSOIL EA15K01; AMSOIL EA15K02 Verified fit | Open record → |
| 2021 | 5 qt | 0W-20 | CHAMP / LUBER-FINER PH10064; AMSOIL EA15K50; AMSOIL EA15K01 Verified fit | Open record → |
| 2020 | 5 qt | 0W-20 | AMSOIL EA15K50; AMSOIL EA15K01; AMSOIL EA15K02 Verified fit | Open record → |
| 2019 | 5 qt | 0W-20 | AMSOIL EA15K50; AMSOIL EA15K01; AMSOIL EA15K02 Verified fit | Open record → |
| 2005 | 4.5 qt | 5W-30 | AMSOIL EA15K29; WIX 51036; WIX 51040 Verified fit | Open record → |
Chevrolet Blazer oil spec changes by year
Checked records show 2 spec changes across the 2005–2025 range. 2019: capacity and viscosity changed from 4.5 qt / 5W-30 to 5 qt / 0W-20 (vs 2005). 2022: capacity and viscosity changed from 5 qt / 0W-20 to 6 qt / 5W-30 (vs 2021). Open the exact year page for the full source notes before buying.
- 2019: capacity and viscosity changed to 5 qt / 0W-20 (was 4.5 qt / 5W-30 in 2005). Open 2019 record →
- 2022: capacity and viscosity changed to 6 qt / 5W-30 (was 5 qt / 0W-20 in 2021). Open 2022 record →
- 2019: engine option “2.5L 4-Cyl” added.
- 2019: engine option “3.6L V6” added.
- 2019: engine option “2.0L” added.
- 2019: engine option “4.3L V6” removed.
- 2020: engine option “2.0L 4-Cyl Turbo” added.
- 2020: engine option “2.0L” removed.
- 2022: engine option “2.5L” added.
- 2022: engine option “2.5L 4-Cyl” removed.
Chevrolet Blazer oil — frequently asked questions
- What oil does the Chevrolet Blazer take?
- The Chevrolet Blazer oil spec has changed across model years. The most recent checked year uses 6 qt of 5W-30. Use the year table above to find the spec for your specific model year.
- Does the Chevrolet Blazer oil capacity change across years?
- Yes. Checked records show 2 capacity changes across the 2005–2025 range. Use the year table above to find the exact capacity for your model year and confirm in your owner's manual.
- Does the Chevrolet Blazer have different oil specs for different engines?
- Yes. The Chevrolet Blazer has been offered with multiple engine options (2.0L, 2.0L 4-Cyl Turbo, 2.5L, and others). Each engine can have a different oil capacity and viscosity. Open the exact year page, select your engine, and confirm specs before buying.
- What oil filter fits the Chevrolet Blazer?
- The most recent checked year lists AMSOIL EA15K01; AMSOIL EA15K02; AMSOIL EA15K03 as a compatible oil filter for the Chevrolet Blazer. Filter part numbers can change across model years — open the exact year page for the source-checked part number for your year.
Look up a specific Chevrolet Blazer year
Select a model year to open the exact checked oil fitment record before ordering.