1985 Oldsmobile Delta 88 Oil Type & Capacity
The 1985 Oldsmobile Delta 88 oil type depends on the engine: the LS, 3.8 A, 200C/MV9 takes 5W-30 (4.0 quarts qt with filter); the LS, 3.8 A, 250C/M31 takes 5W-30 (4.0 quarts qt with filter); the LS, 5.0 Y, 200-4R/MW9 takes 5W-30 (4.0 quarts qt with filter); the LS, 5.0 Y, 200C/MV9 takes 5W-30 (4.0 quarts qt with filter); the LS, 5.7 N, 200-4R/MW9 takes 10W-30 (7.0 quarts qt with filter); the LS, 5.7 N, 200C/MV9 takes 10W-30 (7.0 quarts qt with filter); the Royale Brougham, 2D Coupe, 3.8 A, 200C/MV9 takes 5W-30 (4.0 quarts qt with filter); the Royale Brougham, 2D Coupe, 3.8 A, 250C/M31 takes 5W-30 (4.0 quarts qt with filter); the Royale Brougham, 2D Coupe, 5.0 Y, 200-4R/MW9 takes 5W-30 (4.0 quarts qt with filter); the Royale Brougham, 2D Coupe, 5.0 Y, 200C/MV9 takes 5W-30 (4.0 quarts qt with filter); the Royale Brougham, 2D Coupe, 5.7 N, 200-4R/MW9 takes 10W-30 (7.0 quarts qt with filter); the Royale Brougham, 2D Coupe, 5.7 N, 200C/MV9 takes 10W-30 (7.0 quarts qt with filter); the Royale Brougham, 4D Sedan, 3.8 A, 200C/MV9 takes 5W-30 (4.0 quarts qt with filter); the Royale Brougham, 4D Sedan, 3.8 A, 250C/M31 takes 5W-30 (4.0 quarts qt with filter); the Royale Brougham, 4D Sedan, 5.0 Y, 200-4R/MW9 takes 5W-30 (4.0 quarts qt with filter); the Royale Brougham, 4D Sedan, 5.0 Y, 200C/MV9 takes 5W-30 (4.0 quarts qt with filter); the Royale Brougham, 4D Sedan, 5.7 N, 200-4R/MW9 takes 10W-30 (7.0 quarts qt with filter); the Royale Brougham, 4D Sedan, 5.7 N, 200C/MV9 takes 10W-30 (7.0 quarts qt with filter); the Royale, 2D Coupe, 3.8 A, 200C/MV9 takes 5W-30 (4.0 quarts qt with filter); the Royale, 2D Coupe, 3.8 A, 250C/M31 takes 5W-30 (4.0 quarts qt with filter); the Royale, 2D Coupe, 5.0 Y, 200-4R/MW9 takes 5W-30 (4.0 quarts qt with filter); the Royale, 2D Coupe, 5.0 Y, 200C/MV9 takes 5W-30 (4.0 quarts qt with filter); the Royale, 2D Coupe, 5.7 N, 200-4R/MW9 takes 10W-30 (7.0 quarts qt with filter); the Royale, 2D Coupe, 5.7 N, 200C/MV9 takes 10W-30 (7.0 quarts qt with filter); the Royale, 4D Sedan, 3.8 A, 200C/MV9 takes 5W-30 (4.0 quarts qt with filter); the Royale, 4D Sedan, 3.8 A, 250C/M31 takes 5W-30 (4.0 quarts qt with filter); the Royale, 4D Sedan, 5.0 Y, 200-4R/MW9 takes 5W-30 (4.0 quarts qt with filter); the Royale, 4D Sedan, 5.0 Y, 200C/MV9 takes 5W-30 (4.0 quarts qt with filter); the Royale, 4D Sedan, 5.7 N, 200-4R/MW9 takes 10W-30 (7.0 quarts qt with filter); the Royale, 4D Sedan, 5.7 N, 200C/MV9 takes 10W-30 (7.0 quarts qt with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- LS, 3.8 A, 200C/MV9: 5W-30, 4.0 quarts with filter
- LS, 3.8 A, 250C/M31: 5W-30, 4.0 quarts with filter
- LS, 5.0 Y, 200-4R/MW9: 5W-30, 4.0 quarts with filter
- LS, 5.0 Y, 200C/MV9: 5W-30, 4.0 quarts with filter
- LS, 5.7 N, 200-4R/MW9: 10W-30, 7.0 quarts with filter
- LS, 5.7 N, 200C/MV9: 10W-30, 7.0 quarts with filter
- Royale Brougham, 2D Coupe, 3.8 A, 200C/MV9: 5W-30, 4.0 quarts with filter
- Royale Brougham, 2D Coupe, 3.8 A, 250C/M31: 5W-30, 4.0 quarts with filter
- Royale Brougham, 2D Coupe, 5.0 Y, 200-4R/MW9: 5W-30, 4.0 quarts with filter
- Royale Brougham, 2D Coupe, 5.0 Y, 200C/MV9: 5W-30, 4.0 quarts with filter
- Royale Brougham, 2D Coupe, 5.7 N, 200-4R/MW9: 10W-30, 7.0 quarts with filter
- Royale Brougham, 2D Coupe, 5.7 N, 200C/MV9: 10W-30, 7.0 quarts with filter
- Royale Brougham, 4D Sedan, 3.8 A, 200C/MV9: 5W-30, 4.0 quarts with filter
- Royale Brougham, 4D Sedan, 3.8 A, 250C/M31: 5W-30, 4.0 quarts with filter
- Royale Brougham, 4D Sedan, 5.0 Y, 200-4R/MW9: 5W-30, 4.0 quarts with filter
- Royale Brougham, 4D Sedan, 5.0 Y, 200C/MV9: 5W-30, 4.0 quarts with filter
- Royale Brougham, 4D Sedan, 5.7 N, 200-4R/MW9: 10W-30, 7.0 quarts with filter
- Royale Brougham, 4D Sedan, 5.7 N, 200C/MV9: 10W-30, 7.0 quarts with filter
- Royale, 2D Coupe, 3.8 A, 200C/MV9: 5W-30, 4.0 quarts with filter
- Royale, 2D Coupe, 3.8 A, 250C/M31: 5W-30, 4.0 quarts with filter
- Royale, 2D Coupe, 5.0 Y, 200-4R/MW9: 5W-30, 4.0 quarts with filter
- Royale, 2D Coupe, 5.0 Y, 200C/MV9: 5W-30, 4.0 quarts with filter
- Royale, 2D Coupe, 5.7 N, 200-4R/MW9: 10W-30, 7.0 quarts with filter
- Royale, 2D Coupe, 5.7 N, 200C/MV9: 10W-30, 7.0 quarts with filter
- Royale, 4D Sedan, 3.8 A, 200C/MV9: 5W-30, 4.0 quarts with filter
- Royale, 4D Sedan, 3.8 A, 250C/M31: 5W-30, 4.0 quarts with filter
- Royale, 4D Sedan, 5.0 Y, 200-4R/MW9: 5W-30, 4.0 quarts with filter
- Royale, 4D Sedan, 5.0 Y, 200C/MV9: 5W-30, 4.0 quarts with filter
- Royale, 4D Sedan, 5.7 N, 200-4R/MW9: 10W-30, 7.0 quarts with filter
- Royale, 4D Sedan, 5.7 N, 200C/MV9: 10W-30, 7.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| LS, 3.8 A, 200C/MV9 — 3.8L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| LS, 3.8 A, 250C/M31 — 3.8L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| LS, 5.0 Y, 200-4R/MW9 — 5.0L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| LS, 5.0 Y, 200C/MV9 — 5.0L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| LS, 5.7 N, 200-4R/MW9 — 5.7L Eng | SAE 10W-30 (Below -20Deg.F to 60Deg.F),15W-40 (15Deg.F to 60Deg.F), 30 (Preferred) (32Deg.F to over 100Deg.F) | 7.00 QTS. | — | — |
| LS, 5.7 N, 200C/MV9 — 5.7L Eng | SAE 10W-30 (Below -20Deg.F to 60Deg.F),15W-40 (15Deg.F to 60Deg.F), 30 (Preferred) (32Deg.F to over 100Deg.F) | 7.00 QTS. | — | — |
| Royale Brougham, 2D Coupe, 3.8 A, 200C/MV9 — 3.8L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| Royale Brougham, 2D Coupe, 3.8 A, 250C/M31 — 3.8L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| Royale Brougham, 2D Coupe, 5.0 Y, 200-4R/MW9 — 5.0L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| Royale Brougham, 2D Coupe, 5.0 Y, 200C/MV9 — 5.0L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| Royale Brougham, 2D Coupe, 5.7 N, 200-4R/MW9 — 5.7L Eng | SAE 10W-30 (Below -20Deg.F to 60Deg.F),15W-40 (15Deg.F to 60Deg.F), 30 (Preferred) (32Deg.F to over 100Deg.F) | 7.00 QTS. | — | — |
| Royale Brougham, 2D Coupe, 5.7 N, 200C/MV9 — 5.7L Eng | SAE 10W-30 (Below -20Deg.F to 60Deg.F),15W-40 (15Deg.F to 60Deg.F), 30 (Preferred) (32Deg.F to over 100Deg.F) | 7.00 QTS. | — | — |
| Royale Brougham, 4D Sedan, 3.8 A, 200C/MV9 — 3.8L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| Royale Brougham, 4D Sedan, 3.8 A, 250C/M31 — 3.8L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| Royale Brougham, 4D Sedan, 5.0 Y, 200-4R/MW9 — 5.0L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| Royale Brougham, 4D Sedan, 5.0 Y, 200C/MV9 — 5.0L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| Royale Brougham, 4D Sedan, 5.7 N, 200-4R/MW9 — 5.7L Eng | SAE 10W-30 (Below -20Deg.F to 60Deg.F),15W-40 (15Deg.F to 60Deg.F), 30 (Preferred) (32Deg.F to over 100Deg.F) | 7.00 QTS. | — | — |
| Royale Brougham, 4D Sedan, 5.7 N, 200C/MV9 — 5.7L Eng | SAE 10W-30 (Below -20Deg.F to 60Deg.F),15W-40 (15Deg.F to 60Deg.F), 30 (Preferred) (32Deg.F to over 100Deg.F) | 7.00 QTS. | — | — |
| Royale, 2D Coupe, 3.8 A, 200C/MV9 — 3.8L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| Royale, 2D Coupe, 3.8 A, 250C/M31 — 3.8L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| Royale, 2D Coupe, 5.0 Y, 200-4R/MW9 — 5.0L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| Royale, 2D Coupe, 5.0 Y, 200C/MV9 — 5.0L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| Royale, 2D Coupe, 5.7 N, 200-4R/MW9 — 5.7L Eng | SAE 10W-30 (Below -20Deg.F to 60Deg.F),15W-40 (15Deg.F to 60Deg.F), 30 (Preferred) (32Deg.F to over 100Deg.F) | 7.00 QTS. | — | — |
| Royale, 2D Coupe, 5.7 N, 200C/MV9 — 5.7L Eng | SAE 10W-30 (Below -20Deg.F to 60Deg.F),15W-40 (15Deg.F to 60Deg.F), 30 (Preferred) (32Deg.F to over 100Deg.F) | 7.00 QTS. | — | — |
| Royale, 4D Sedan, 3.8 A, 200C/MV9 — 3.8L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| Royale, 4D Sedan, 3.8 A, 250C/M31 — 3.8L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| Royale, 4D Sedan, 5.0 Y, 200-4R/MW9 — 5.0L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| Royale, 4D Sedan, 5.0 Y, 200C/MV9 — 5.0L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 & 10W-40 (0Deg.F to over 100Deg.F), 15W-40 (15Deg.F to over 100Deg.F), 20W-20 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 4.00 QTS. | — | — |
| Royale, 4D Sedan, 5.7 N, 200-4R/MW9 — 5.7L Eng | SAE 10W-30 (Below -20Deg.F to 60Deg.F),15W-40 (15Deg.F to 60Deg.F), 30 (Preferred) (32Deg.F to over 100Deg.F) | 7.00 QTS. | — | — |
| Royale, 4D Sedan, 5.7 N, 200C/MV9 — 5.7L Eng | SAE 10W-30 (Below -20Deg.F to 60Deg.F),15W-40 (15Deg.F to 60Deg.F), 30 (Preferred) (32Deg.F to over 100Deg.F) | 7.00 QTS. | — | — |
More factory specs & repair guides for your Delta 88
🛞 1985 Oldsmobile Delta 88 Tire Size & Pressure →🌧️ 1985 Oldsmobile Delta 88 Wiper Blade Sizes →💡 1985 Oldsmobile Delta 88 Light Bulb Sizes →📖 1985 Oldsmobile Delta 88 Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
13.0 quarts (12.3 L) — 50/50 mixture of Ethylene Glycol Base Antifreeze and water. GM Specification 1825-M.
Frequently asked questions
What type of oil does a 1985 Oldsmobile Delta 88 take?
It depends on the engine: LS, 3.8 A, 200C/MV9 uses 5W-30; LS, 3.8 A, 250C/M31 uses 5W-30; LS, 5.0 Y, 200-4R/MW9 uses 5W-30; LS, 5.0 Y, 200C/MV9 uses 5W-30; LS, 5.7 N, 200-4R/MW9 uses 10W-30; LS, 5.7 N, 200C/MV9 uses 10W-30; Royale Brougham, 2D Coupe, 3.8 A, 200C/MV9 uses 5W-30; Royale Brougham, 2D Coupe, 3.8 A, 250C/M31 uses 5W-30; Royale Brougham, 2D Coupe, 5.0 Y, 200-4R/MW9 uses 5W-30; Royale Brougham, 2D Coupe, 5.0 Y, 200C/MV9 uses 5W-30; Royale Brougham, 2D Coupe, 5.7 N, 200-4R/MW9 uses 10W-30; Royale Brougham, 2D Coupe, 5.7 N, 200C/MV9 uses 10W-30; Royale Brougham, 4D Sedan, 3.8 A, 200C/MV9 uses 5W-30; Royale Brougham, 4D Sedan, 3.8 A, 250C/M31 uses 5W-30; Royale Brougham, 4D Sedan, 5.0 Y, 200-4R/MW9 uses 5W-30; Royale Brougham, 4D Sedan, 5.0 Y, 200C/MV9 uses 5W-30; Royale Brougham, 4D Sedan, 5.7 N, 200-4R/MW9 uses 10W-30; Royale Brougham, 4D Sedan, 5.7 N, 200C/MV9 uses 10W-30; Royale, 2D Coupe, 3.8 A, 200C/MV9 uses 5W-30; Royale, 2D Coupe, 3.8 A, 250C/M31 uses 5W-30; Royale, 2D Coupe, 5.0 Y, 200-4R/MW9 uses 5W-30; Royale, 2D Coupe, 5.0 Y, 200C/MV9 uses 5W-30; Royale, 2D Coupe, 5.7 N, 200-4R/MW9 uses 10W-30; Royale, 2D Coupe, 5.7 N, 200C/MV9 uses 10W-30; Royale, 4D Sedan, 3.8 A, 200C/MV9 uses 5W-30; Royale, 4D Sedan, 3.8 A, 250C/M31 uses 5W-30; Royale, 4D Sedan, 5.0 Y, 200-4R/MW9 uses 5W-30; Royale, 4D Sedan, 5.0 Y, 200C/MV9 uses 5W-30; Royale, 4D Sedan, 5.7 N, 200-4R/MW9 uses 10W-30; Royale, 4D Sedan, 5.7 N, 200C/MV9 uses 10W-30.
What is the oil capacity of a 1985 Oldsmobile Delta 88?
Oil capacity depends on the engine: LS, 3.8 A, 200C/MV9 holds 4.0 quarts with filter; LS, 3.8 A, 250C/M31 holds 4.0 quarts with filter; LS, 5.0 Y, 200-4R/MW9 holds 4.0 quarts with filter; LS, 5.0 Y, 200C/MV9 holds 4.0 quarts with filter; LS, 5.7 N, 200-4R/MW9 holds 7.0 quarts with filter; LS, 5.7 N, 200C/MV9 holds 7.0 quarts with filter; Royale Brougham, 2D Coupe, 3.8 A, 200C/MV9 holds 4.0 quarts with filter; Royale Brougham, 2D Coupe, 3.8 A, 250C/M31 holds 4.0 quarts with filter; Royale Brougham, 2D Coupe, 5.0 Y, 200-4R/MW9 holds 4.0 quarts with filter; Royale Brougham, 2D Coupe, 5.0 Y, 200C/MV9 holds 4.0 quarts with filter; Royale Brougham, 2D Coupe, 5.7 N, 200-4R/MW9 holds 7.0 quarts with filter; Royale Brougham, 2D Coupe, 5.7 N, 200C/MV9 holds 7.0 quarts with filter; Royale Brougham, 4D Sedan, 3.8 A, 200C/MV9 holds 4.0 quarts with filter; Royale Brougham, 4D Sedan, 3.8 A, 250C/M31 holds 4.0 quarts with filter; Royale Brougham, 4D Sedan, 5.0 Y, 200-4R/MW9 holds 4.0 quarts with filter; Royale Brougham, 4D Sedan, 5.0 Y, 200C/MV9 holds 4.0 quarts with filter; Royale Brougham, 4D Sedan, 5.7 N, 200-4R/MW9 holds 7.0 quarts with filter; Royale Brougham, 4D Sedan, 5.7 N, 200C/MV9 holds 7.0 quarts with filter; Royale, 2D Coupe, 3.8 A, 200C/MV9 holds 4.0 quarts with filter; Royale, 2D Coupe, 3.8 A, 250C/M31 holds 4.0 quarts with filter; Royale, 2D Coupe, 5.0 Y, 200-4R/MW9 holds 4.0 quarts with filter; Royale, 2D Coupe, 5.0 Y, 200C/MV9 holds 4.0 quarts with filter; Royale, 2D Coupe, 5.7 N, 200-4R/MW9 holds 7.0 quarts with filter; Royale, 2D Coupe, 5.7 N, 200C/MV9 holds 7.0 quarts with filter; Royale, 4D Sedan, 3.8 A, 200C/MV9 holds 4.0 quarts with filter; Royale, 4D Sedan, 3.8 A, 250C/M31 holds 4.0 quarts with filter; Royale, 4D Sedan, 5.0 Y, 200-4R/MW9 holds 4.0 quarts with filter; Royale, 4D Sedan, 5.0 Y, 200C/MV9 holds 4.0 quarts with filter; Royale, 4D Sedan, 5.7 N, 200-4R/MW9 holds 7.0 quarts with filter; Royale, 4D Sedan, 5.7 N, 200C/MV9 holds 7.0 quarts with filter.
How often should I change the oil in my 1985 Oldsmobile Delta 88?
Most 1985 Oldsmobile Delta 88 owners follow a 5,000–7,500 mile interval with conventional oil, or up to 10,000 miles with full synthetic. Always check the oil life monitor if equipped, and consult your owner's manual — Oldsmobile recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 1985 Oldsmobile Delta 88?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1985 Oldsmobile Delta 88. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.