2014 GMC Sierra Denali Oil type
Depends on your engine. Choose yours, or compare them here.
- 5.3L and 6.2L engines SAE 0W-20
- 6.0L engine SAE 5W-30
- 6.0L engine, extreme cold below -29°C (-20°F) SAE 0W-30
SAE 0W-20
5.3L and 6.2L engines
SAE 5W-30
6.0L engine
SAE 0W-30
6.0L engine, extreme cold below -29°C (-20°F)
2014 GMC Sierra Denali Owner's Manual, PDF page 280
SAE 0W-20 is the best viscosity grade for the 5.3L and 6.2L engines.Open the manual at this page ↗Added Oct 15, 2026
See where it's printed
Oil type · 5.3L and 6.2L engines · PDF page 280
SAE 0W-20 is the best viscosity grade for the 5.3L and 6.2L engines.
Oil type · 6.0L engine · PDF page 280
SAE 5W-30 is the best viscosity grade for the 6.0L engine.
Oil type · 6.0L engine, extreme cold below -29°C (-20°F) · PDF page 280
an SAE 0W-30 oil may be used in the 6.0L engine
2014 GMC Sierra Denali Owner's Manual, PDF page 280
SAE 0W-20 is the best viscosity grade for the 5.3L and 6.2L engines.Open the manual at this page ↗Added Oct 15, 2026
See where it's printed
Oil type · 5.3L and 6.2L engines · PDF page 280
SAE 0W-20 is the best viscosity grade for the 5.3L and 6.2L engines.
2014 GMC Sierra Denali Owner's Manual, PDF page 280
SAE 5W-30 is the best viscosity grade for the 6.0L engine.Open the manual at this page ↗Added Oct 15, 2026
See where it's printed
Oil type · 6.0L engine · PDF page 280
SAE 5W-30 is the best viscosity grade for the 6.0L engine.
2014 GMC Sierra Denali Owner's Manual, PDF page 280
an SAE 0W-30 oil may be used in the 6.0L engineOpen the manual at this page ↗Added Oct 15, 2026
See where it's printed
Oil type · 6.0L engine, extreme cold below -29°C (-20°F) · PDF page 280
an SAE 0W-30 oil may be used in the 6.0L engine
See every quote (3 values)
All versions
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| 5.3L and 6.2L engines | SAE 0W-20 | “SAE 0W-20 is the best viscosity grade for the 5.3L and 6.2L engines.” | PDF page 280 ↗ |
| 6.0L engine | SAE 5W-30 | “SAE 5W-30 is the best viscosity grade for the 6.0L engine.” | PDF page 280 ↗ |
| 6.0L engine, extreme cold below -29°C (-20°F) | SAE 0W-30 | “an SAE 0W-30 oil may be used in the 6.0L engine” | PDF page 280 ↗ |
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Confirm with your own manual, dipstick or door-jamb label.
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