Buick Engines
Data verified by Nick Marchenko, PhD
All Buick engine codes with oil capacity, recommended viscosity, and coolant volume. Click an engine to see full specifications and compatible vehicles.
| Engine | Family / Series | Fuel | Oil Capacity | Viscosity | Coolant |
|---|---|---|---|---|---|
| LE2 | GM Small Gasoline Engine / 1.4 | Petrol | 4.2 qt | 0W-20, 5W-30 | 7.7 qt |
| LHU | GM Ecotec / 2.0 | Petrol | 6.0–6.3 qt | 5W-30 | 8.2–8.5 qt |
| LTG 2.0 L Turbo | GM Ecotec / 2.0 | Petrol | 6.0 qt | 5W-30 | 7.8–8.2 qt |
| LAF | GM Ecotec / 2.4 | Petrol | 5.0 qt | 5W-30 | 7.5 qt |
| LEA | GM Ecotec / 2.4 | Petrol | 5.0 qt | 5W-30 | 9.0 qt |
| LUK | GM Ecotec / 2.4 | Petrol | 5.0 qt | 5W-30 | 7.5–10.1 qt |
| L26 | Buick V6 / 3800 V6 | Petrol | 4.5–5.0 qt | 5W-30 | 11.2–11.6 qt |
| U14NFT (LUV) Turbo | Family 0 / Generation 3 | Petrol | 4.2 qt | 5W-30 | 6.9–7.7 qt |
| LFX | General Motors DOHC V6 / GM High Feature | Petrol | 6.0 qt | 5W-30 | 7.5–9.9 qt |
| LFY | General Motors DOHC V6 / GM High Feature | Petrol | 6.0 qt | 5W-30 | 15.3–17.6 qt |
| LGX | General Motors DOHC V6 / GM High Feature | Petrol | 6.0 qt | 5W-30 | 9.5 qt |
| LLT | General Motors DOHC V6 / GM High Feature | Petrol | 5.5–11.4 qt | 5W-30 | 9.9–12.3 qt |
| LY7 | General Motors DOHC V6 / GM High Feature | Petrol | 5.5 qt | 5W-30 | 11.0–12.3 qt |
| LEA | L-Series / LE | Petrol | 5.0 qt | 5W-30 | 7.5 qt |
| LS4 | Small-Block Engines / LS | Petrol | 6.0 qt | 5W-30 | 13.3 qt |
| L36 | Buick V6 / Series 2 | Petrol | 4.5 qt | 5W-30 | 10.0–13.2 qt |
| L67 | Buick V6 / Series 2 | Petrol | 4.5 qt | 5W-30 | 11.6–13.2 qt |