2021 Chevrolet Blazer Oil type
Depends on your engine. Choose yours, or compare them here.
- 2.0L L4 and 2.5L L4 engines 0W-20
- 3.6L V6 engine 5W-30
0W-20
2.0L L4 and 2.5L L4 engines
5W-30
3.6L V6 engine
2021 Chevrolet Blazer Owner's Manual, PDF page 264
Use SAE 0W-20 viscosity grade engine oil for the 2.0L L4 and 2.5L L4 engines.Open the manual at this page ↗Added Oct 15, 2026
See where it's printed
Oil type · 2.0L L4 and 2.5L L4 engines · PDF page 264
Use SAE 0W-20 viscosity grade engine oil for the 2.0L L4 and 2.5L L4 engines.
Oil type · 3.6L V6 engine · PDF page 264
Use SAE 5W-30 viscosity grade engine oil for the 3.6L V6 engine.
2021 Chevrolet Blazer Owner's Manual, PDF page 264
Use SAE 0W-20 viscosity grade engine oil for the 2.0L L4 and 2.5L L4 engines.Open the manual at this page ↗Added Oct 15, 2026
See where it's printed
Oil type · 2.0L L4 and 2.5L L4 engines · PDF page 264
Use SAE 0W-20 viscosity grade engine oil for the 2.0L L4 and 2.5L L4 engines.
2021 Chevrolet Blazer Owner's Manual, PDF page 264
Use SAE 5W-30 viscosity grade engine oil for the 3.6L V6 engine.Open the manual at this page ↗Added Oct 15, 2026
See where it's printed
Oil type · 3.6L V6 engine · PDF page 264
Use SAE 5W-30 viscosity grade engine oil for the 3.6L V6 engine.
See every quote (2 values)
All versions
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| 2.0L L4 and 2.5L L4 engines | 0W-20 | “Use SAE 0W-20 viscosity grade engine oil for the 2.0L L4 and 2.5L L4 engines.” | PDF page 264 ↗ |
| 3.6L V6 engine | 5W-30 | “Use SAE 5W-30 viscosity grade engine oil for the 3.6L V6 engine.” | PDF page 264 ↗ |
Scroll the table to see the quote and page →
For 2.0L L4 and 2.5L L4 engines
For 3.6L V6 engine
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