2014 GMC Sierra 2500HD/3500HD Oil type

2008 GMC Sierra 2500HD/3500HD, representative photo
Shown: a 2008 GMC Sierra 2500HD/3500HD (same generation). Photo: IFCAR, public domain
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  • All versions SAE 5W-30
  • Extreme cold, below -29°C (-20°F) SAE 0W-30

2014 GMC Sierra 2500HD/3500HD Owner's Manual, PDF page 368

SAE 5W-30 is the best viscosityOpen the manual at this page ↗Added Oct 15, 2026
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Oil type · All versions · PDF page 368

SAE 5W-30 is the best viscosity

Oil type · Extreme cold, below -29°C (-20°F) · PDF page 368

an SAE 0W-30 oil may be used

2008 GMC Sierra 2500HD/3500HD, representative photo
Shown: a 2008 GMC Sierra 2500HD/3500HD (same generation). Photo: IFCAR, public domain
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All versions

2 values
Applies toValueManual saysPage
All versions SAE 5W-30 “SAE 5W-30 is the best viscosity” PDF page 368 ↗
Extreme cold, below -29°C (-20°F) SAE 0W-30 “an SAE 0W-30 oil may be used” PDF page 368 ↗

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