CAR SPEC SHEET

2025Cadillac CT5 Oil type

2021 Cadillac CT5, representative photo
Shown: a 2021 Cadillac CT5 (same generation). Photo: Elise240SX, CC BY-SA 4.0
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Depends on your engine. Choose yours, or compare them here.

  • 2.0L L4 Turbo (LSY) 0W-20
  • 3.0L V6 Twin Turbo (LGY) 5W-30
  • 3.0L V6 Twin Turbo (LGY), extreme cold below −29 °C (−20 °F) 0W-30
  • 6.2L V8 (LT4) 0W-40
Owner's manual · p. 294, PDF page 296 ↗Added Oct 16, 2026
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Oil type · 2.0L L4 Turbo (LSY) · p. 294

For the 2.0L L4 Turbo (LSY) engine, use SAE 0W-20

Oil type · 3.0L V6 Twin Turbo (LGY) · p. 294

SAE 5W-30 viscosity grade engine oil.

Oil type · 3.0L V6 Twin Turbo (LGY), extreme cold below −29 °C (−20 °F) · p. 294

°C (−20 °F), an SAE 0W-30 oil may be used.

Oil type · 6.2L V8 (LT4) · PDF page 296

For the 6.2L V8 (LT4) engine, use SAE 0W-40

All versions

4 values
Applies toValueManual saysPage
2.0L L4 Turbo (LSY) 0W-20 “For the 2.0L L4 Turbo (LSY) engine, use SAE 0W-20” p. 294 ↗
3.0L V6 Twin Turbo (LGY) 5W-30 “SAE 5W-30 viscosity grade engine oil.” p. 294 ↗
3.0L V6 Twin Turbo (LGY), extreme cold below −29 °C (−20 °F) 0W-30 “°C (−20 °F), an SAE 0W-30 oil may be used.” p. 294 ↗
6.2L V8 (LT4) 0W-40 “For the 6.2L V8 (LT4) engine, use SAE 0W-40” PDF page 296 ↗

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0W-20 full synthetic motor oil

For 2.0L L4 Turbo (LSY)

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5W-30 full synthetic motor oil

For 3.0L V6 Twin Turbo (LGY)

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0W-30 full synthetic motor oil

For 3.0L V6 Twin Turbo (LGY), extreme cold below −29 °C (−20 °F)

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0W-40 full synthetic motor oil

For 6.2L V8 (LT4)

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