1984 Buick Skylark Oil Type & Capacity
The 1984 Buick Skylark oil type depends on the engine: the Base, 2D Coupe takes 5W-30 (3.0 quarts with filter); the Base, 4D Sedan takes 5W-30 (3.0 quarts with filter); the Custom, 2D Coupe, 2.5 R, Automatic takes 5W-30 (3.0 quarts with filter); the Custom, 2D Coupe, 2.5 R, Standard, M19 takes 5W-30 (3.0 quarts with filter); the Custom, 2D Coupe, 2.5 R, Standard, MY8 takes 5W-30 (3.0 quarts with filter); the Custom, 2D Coupe, 2.8 X, Automatic takes 5W-30 (4.0 quarts with filter); the Custom, 2D Coupe, 2.8 X, Standard, M19 takes 5W-30 (4.0 quarts with filter); the Custom, 2D Coupe, 2.8 X, Standard, MY8 takes 5W-30 (4.0 quarts with filter); the Custom, 2D Coupe, 2.8 Z, Automatic takes 5W-30 (4.0 quarts with filter); the Custom, 2D Coupe, 2.8 Z, Standard takes 5W-30 (4.0 quarts with filter); the Custom, 4D Sedan, 2.5 R, Automatic takes 5W-30 (3.0 quarts with filter); the Custom, 4D Sedan, 2.5 R, Standard, M19 takes 5W-30 (3.0 quarts with filter); the Custom, 4D Sedan, 2.5 R, Standard, MY8 takes 5W-30 (3.0 quarts with filter); the Custom, 4D Sedan, 2.8 X, Automatic takes 5W-30 (4.0 quarts with filter); the Custom, 4D Sedan, 2.8 X, Standard, M19 takes 5W-30 (4.0 quarts with filter); the Custom, 4D Sedan, 2.8 X, Standard, MY8 takes 5W-30 (4.0 quarts with filter); the Custom, 4D Sedan, 2.8 Z, Automatic takes 5W-30 (4.0 quarts with filter); the Custom, 4D Sedan, 2.8 Z, Standard takes 5W-30 (4.0 quarts with filter); the Limited, 2D Coupe, 2.5 R, Automatic takes 5W-30 (3.0 quarts with filter); the Limited, 2D Coupe, 2.5 R, Standard, M19 takes 5W-30 (3.0 quarts with filter); the Limited, 2D Coupe, 2.5 R, Standard, MY8 takes 5W-30 (3.0 quarts with filter); the Limited, 2D Coupe, 2.8 X, Automatic takes 5W-30 (4.0 quarts with filter); the Limited, 2D Coupe, 2.8 X, Standard, M19 takes 5W-30 (4.0 quarts with filter); the Limited, 2D Coupe, 2.8 X, Standard, MY8 takes 5W-30 (4.0 quarts with filter); the Limited, 2D Coupe, 2.8 Z, Automatic takes 5W-30 (4.0 quarts with filter); the Limited, 2D Coupe, 2.8 Z, Standard takes 5W-30 (4.0 quarts with filter); the Limited, 4D Sedan, 2.5 R, Automatic takes 5W-30 (3.0 quarts with filter); the Limited, 4D Sedan, 2.5 R, Standard, M19 takes 5W-30 (3.0 quarts with filter); the Limited, 4D Sedan, 2.5 R, Standard, MY8 takes 5W-30 (3.0 quarts with filter); the Limited, 4D Sedan, 2.8 X, Automatic takes 5W-30 (4.0 quarts with filter); the Limited, 4D Sedan, 2.8 X, Standard, M19 takes 5W-30 (4.0 quarts with filter); the Limited, 4D Sedan, 2.8 X, Standard, MY8 takes 5W-30 (4.0 quarts with filter); the Limited, 4D Sedan, 2.8 Z, Automatic takes 5W-30 (4.0 quarts with filter); the Limited, 4D Sedan, 2.8 Z, Standard takes 5W-30 (4.0 quarts with filter); the T-Type, Automatic takes 5W-30 (4.0 quarts with filter); the T-Type, Standard takes 5W-30 (4.0 quarts with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- Base, 2D Coupe: 5W-30, 3.0 quarts with filter
- Base, 4D Sedan: 5W-30, 3.0 quarts with filter
- Custom, 2D Coupe, 2.5 R, Automatic: 5W-30, 3.0 quarts with filter
- Custom, 2D Coupe, 2.5 R, Standard, M19: 5W-30, 3.0 quarts with filter
- Custom, 2D Coupe, 2.5 R, Standard, MY8: 5W-30, 3.0 quarts with filter
- Custom, 2D Coupe, 2.8 X, Automatic: 5W-30, 4.0 quarts with filter
- Custom, 2D Coupe, 2.8 X, Standard, M19: 5W-30, 4.0 quarts with filter
- Custom, 2D Coupe, 2.8 X, Standard, MY8: 5W-30, 4.0 quarts with filter
- Custom, 2D Coupe, 2.8 Z, Automatic: 5W-30, 4.0 quarts with filter
- Custom, 2D Coupe, 2.8 Z, Standard: 5W-30, 4.0 quarts with filter
- Custom, 4D Sedan, 2.5 R, Automatic: 5W-30, 3.0 quarts with filter
- Custom, 4D Sedan, 2.5 R, Standard, M19: 5W-30, 3.0 quarts with filter
- Custom, 4D Sedan, 2.5 R, Standard, MY8: 5W-30, 3.0 quarts with filter
- Custom, 4D Sedan, 2.8 X, Automatic: 5W-30, 4.0 quarts with filter
- Custom, 4D Sedan, 2.8 X, Standard, M19: 5W-30, 4.0 quarts with filter
- Custom, 4D Sedan, 2.8 X, Standard, MY8: 5W-30, 4.0 quarts with filter
- Custom, 4D Sedan, 2.8 Z, Automatic: 5W-30, 4.0 quarts with filter
- Custom, 4D Sedan, 2.8 Z, Standard: 5W-30, 4.0 quarts with filter
- Limited, 2D Coupe, 2.5 R, Automatic: 5W-30, 3.0 quarts with filter
- Limited, 2D Coupe, 2.5 R, Standard, M19: 5W-30, 3.0 quarts with filter
- Limited, 2D Coupe, 2.5 R, Standard, MY8: 5W-30, 3.0 quarts with filter
- Limited, 2D Coupe, 2.8 X, Automatic: 5W-30, 4.0 quarts with filter
- Limited, 2D Coupe, 2.8 X, Standard, M19: 5W-30, 4.0 quarts with filter
- Limited, 2D Coupe, 2.8 X, Standard, MY8: 5W-30, 4.0 quarts with filter
- Limited, 2D Coupe, 2.8 Z, Automatic: 5W-30, 4.0 quarts with filter
- Limited, 2D Coupe, 2.8 Z, Standard: 5W-30, 4.0 quarts with filter
- Limited, 4D Sedan, 2.5 R, Automatic: 5W-30, 3.0 quarts with filter
- Limited, 4D Sedan, 2.5 R, Standard, M19: 5W-30, 3.0 quarts with filter
- Limited, 4D Sedan, 2.5 R, Standard, MY8: 5W-30, 3.0 quarts with filter
- Limited, 4D Sedan, 2.8 X, Automatic: 5W-30, 4.0 quarts with filter
- Limited, 4D Sedan, 2.8 X, Standard, M19: 5W-30, 4.0 quarts with filter
- Limited, 4D Sedan, 2.8 X, Standard, MY8: 5W-30, 4.0 quarts with filter
- Limited, 4D Sedan, 2.8 Z, Automatic: 5W-30, 4.0 quarts with filter
- Limited, 4D Sedan, 2.8 Z, Standard: 5W-30, 4.0 quarts with filter
- T-Type, Automatic: 5W-30, 4.0 quarts with filter
- T-Type, Standard: 5W-30, 4.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base, 2D Coupe — 2.5L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 3.00 QTS. | — | — |
| Base, 4D Sedan — 2.5L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 3.00 QTS. | — | — |
| Custom, 2D Coupe, 2.5 R, Automatic — 2.5L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 3.00 QTS. | — | — |
| Custom, 2D Coupe, 2.5 R, Standard, M19 — 2.5L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 3.00 QTS. | — | — |
| Custom, 2D Coupe, 2.5 R, Standard, MY8 — 2.5L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 3.00 QTS. | — | — |
| Custom, 2D Coupe, 2.8 X, Automatic — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Custom, 2D Coupe, 2.8 X, Standard, M19 — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Custom, 2D Coupe, 2.8 X, Standard, MY8 — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Custom, 2D Coupe, 2.8 Z, Automatic — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Custom, 2D Coupe, 2.8 Z, Standard — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Custom, 4D Sedan, 2.5 R, Automatic — 2.5L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 3.00 QTS. | — | — |
| Custom, 4D Sedan, 2.5 R, Standard, M19 — 2.5L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 3.00 QTS. | — | — |
| Custom, 4D Sedan, 2.5 R, Standard, MY8 — 2.5L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 3.00 QTS. | — | — |
| Custom, 4D Sedan, 2.8 X, Automatic — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Custom, 4D Sedan, 2.8 X, Standard, M19 — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Custom, 4D Sedan, 2.8 X, Standard, MY8 — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Custom, 4D Sedan, 2.8 Z, Automatic — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Custom, 4D Sedan, 2.8 Z, Standard — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Limited, 2D Coupe, 2.5 R, Automatic — 2.5L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 3.00 QTS. | — | — |
| Limited, 2D Coupe, 2.5 R, Standard, M19 — 2.5L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 3.00 QTS. | — | — |
| Limited, 2D Coupe, 2.5 R, Standard, MY8 — 2.5L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 3.00 QTS. | — | — |
| Limited, 2D Coupe, 2.8 X, Automatic — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Limited, 2D Coupe, 2.8 X, Standard, M19 — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Limited, 2D Coupe, 2.8 X, Standard, MY8 — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Limited, 2D Coupe, 2.8 Z, Automatic — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Limited, 2D Coupe, 2.8 Z, Standard — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Limited, 4D Sedan, 2.5 R, Automatic — 2.5L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 3.00 QTS. | — | — |
| Limited, 4D Sedan, 2.5 R, Standard, M19 — 2.5L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 3.00 QTS. | — | — |
| Limited, 4D Sedan, 2.5 R, Standard, MY8 — 2.5L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 3.00 QTS. | — | — |
| Limited, 4D Sedan, 2.8 X, Automatic — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Limited, 4D Sedan, 2.8 X, Standard, M19 — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Limited, 4D Sedan, 2.8 X, Standard, MY8 — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Limited, 4D Sedan, 2.8 Z, Automatic — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Limited, 4D Sedan, 2.8 Z, Standard — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| T-Type, Automatic — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| T-Type, Standard — 2.8L Eng | SAE 5W-30 (60Deg.F to Below -20Deg.F) 10W-30 (Preferred) or 10W-40 (0Deg.F to Above 100Deg.F), 15W-40 (15Deg.F to Above100Deg.F), 20W-20, 20W-40 or 20W-50 (20Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
Buy the right oil
Buy 5W-30 motor oil on Amazon1984 Buick Skylark oil filter on AmazonAs an Amazon Associate we earn from qualifying purchases made through these links.
More specs & repair guides for your Skylark
1984 Buick Skylark factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
9.5 quarts (8.99 L) — 50/50 mixture of Ethylene Glycol Base Antifreeze and water. GM Specification 1825-M.
Frequently asked questions
What type of oil does a 1984 Buick Skylark take?
It depends on the engine: Base, 2D Coupe uses 5W-30; Base, 4D Sedan uses 5W-30; Custom, 2D Coupe, 2.5 R, Automatic uses 5W-30; Custom, 2D Coupe, 2.5 R, Standard, M19 uses 5W-30; Custom, 2D Coupe, 2.5 R, Standard, MY8 uses 5W-30; Custom, 2D Coupe, 2.8 X, Automatic uses 5W-30; Custom, 2D Coupe, 2.8 X, Standard, M19 uses 5W-30; Custom, 2D Coupe, 2.8 X, Standard, MY8 uses 5W-30; Custom, 2D Coupe, 2.8 Z, Automatic uses 5W-30; Custom, 2D Coupe, 2.8 Z, Standard uses 5W-30; Custom, 4D Sedan, 2.5 R, Automatic uses 5W-30; Custom, 4D Sedan, 2.5 R, Standard, M19 uses 5W-30; Custom, 4D Sedan, 2.5 R, Standard, MY8 uses 5W-30; Custom, 4D Sedan, 2.8 X, Automatic uses 5W-30; Custom, 4D Sedan, 2.8 X, Standard, M19 uses 5W-30; Custom, 4D Sedan, 2.8 X, Standard, MY8 uses 5W-30; Custom, 4D Sedan, 2.8 Z, Automatic uses 5W-30; Custom, 4D Sedan, 2.8 Z, Standard uses 5W-30; Limited, 2D Coupe, 2.5 R, Automatic uses 5W-30; Limited, 2D Coupe, 2.5 R, Standard, M19 uses 5W-30; Limited, 2D Coupe, 2.5 R, Standard, MY8 uses 5W-30; Limited, 2D Coupe, 2.8 X, Automatic uses 5W-30; Limited, 2D Coupe, 2.8 X, Standard, M19 uses 5W-30; Limited, 2D Coupe, 2.8 X, Standard, MY8 uses 5W-30; Limited, 2D Coupe, 2.8 Z, Automatic uses 5W-30; Limited, 2D Coupe, 2.8 Z, Standard uses 5W-30; Limited, 4D Sedan, 2.5 R, Automatic uses 5W-30; Limited, 4D Sedan, 2.5 R, Standard, M19 uses 5W-30; Limited, 4D Sedan, 2.5 R, Standard, MY8 uses 5W-30; Limited, 4D Sedan, 2.8 X, Automatic uses 5W-30; Limited, 4D Sedan, 2.8 X, Standard, M19 uses 5W-30; Limited, 4D Sedan, 2.8 X, Standard, MY8 uses 5W-30; Limited, 4D Sedan, 2.8 Z, Automatic uses 5W-30; Limited, 4D Sedan, 2.8 Z, Standard uses 5W-30; T-Type, Automatic uses 5W-30; T-Type, Standard uses 5W-30.
How much oil does a 1984 Buick Skylark take?
Capacity depends on the engine: Base, 2D Coupe holds 3.0 quarts with filter; Base, 4D Sedan holds 3.0 quarts with filter; Custom, 2D Coupe, 2.5 R, Automatic holds 3.0 quarts with filter; Custom, 2D Coupe, 2.5 R, Standard, M19 holds 3.0 quarts with filter; Custom, 2D Coupe, 2.5 R, Standard, MY8 holds 3.0 quarts with filter; Custom, 2D Coupe, 2.8 X, Automatic holds 4.0 quarts with filter; Custom, 2D Coupe, 2.8 X, Standard, M19 holds 4.0 quarts with filter; Custom, 2D Coupe, 2.8 X, Standard, MY8 holds 4.0 quarts with filter; Custom, 2D Coupe, 2.8 Z, Automatic holds 4.0 quarts with filter; Custom, 2D Coupe, 2.8 Z, Standard holds 4.0 quarts with filter; Custom, 4D Sedan, 2.5 R, Automatic holds 3.0 quarts with filter; Custom, 4D Sedan, 2.5 R, Standard, M19 holds 3.0 quarts with filter; Custom, 4D Sedan, 2.5 R, Standard, MY8 holds 3.0 quarts with filter; Custom, 4D Sedan, 2.8 X, Automatic holds 4.0 quarts with filter; Custom, 4D Sedan, 2.8 X, Standard, M19 holds 4.0 quarts with filter; Custom, 4D Sedan, 2.8 X, Standard, MY8 holds 4.0 quarts with filter; Custom, 4D Sedan, 2.8 Z, Automatic holds 4.0 quarts with filter; Custom, 4D Sedan, 2.8 Z, Standard holds 4.0 quarts with filter; Limited, 2D Coupe, 2.5 R, Automatic holds 3.0 quarts with filter; Limited, 2D Coupe, 2.5 R, Standard, M19 holds 3.0 quarts with filter; Limited, 2D Coupe, 2.5 R, Standard, MY8 holds 3.0 quarts with filter; Limited, 2D Coupe, 2.8 X, Automatic holds 4.0 quarts with filter; Limited, 2D Coupe, 2.8 X, Standard, M19 holds 4.0 quarts with filter; Limited, 2D Coupe, 2.8 X, Standard, MY8 holds 4.0 quarts with filter; Limited, 2D Coupe, 2.8 Z, Automatic holds 4.0 quarts with filter; Limited, 2D Coupe, 2.8 Z, Standard holds 4.0 quarts with filter; Limited, 4D Sedan, 2.5 R, Automatic holds 3.0 quarts with filter; Limited, 4D Sedan, 2.5 R, Standard, M19 holds 3.0 quarts with filter; Limited, 4D Sedan, 2.5 R, Standard, MY8 holds 3.0 quarts with filter; Limited, 4D Sedan, 2.8 X, Automatic holds 4.0 quarts with filter; Limited, 4D Sedan, 2.8 X, Standard, M19 holds 4.0 quarts with filter; Limited, 4D Sedan, 2.8 X, Standard, MY8 holds 4.0 quarts with filter; Limited, 4D Sedan, 2.8 Z, Automatic holds 4.0 quarts with filter; Limited, 4D Sedan, 2.8 Z, Standard holds 4.0 quarts with filter; T-Type, Automatic holds 4.0 quarts with filter; T-Type, Standard holds 4.0 quarts with filter.
Can I use synthetic oil in my 1984 Buick Skylark?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1984 Buick Skylark. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.