1983 Pontiac Grand Prix Oil Type & Capacity
The 1983 Pontiac Grand Prix oil type depends on the engine: the Base, 3.8 A, 250C/M31 takes 5W-30 (5.0 quarts qt with filter); the Base, 3.8 A, 350C/MX2 takes 5W-30 (5.0 quarts qt with filter); the Base, 5.0 H takes 5W-30 (5.0 quarts qt with filter); the Base, 5.7 N, 200C/MV9 takes 10W-30 (7.0 quarts qt with filter); the Base, 5.7 N, 350C/MX2 takes 10W-30 (7.0 quarts qt with filter); the Brougham, 3.8 A, 250C/M31 takes 5W-30 (5.0 quarts qt with filter); the Brougham, 3.8 A, 350C/MX2 takes 5W-30 (5.0 quarts qt with filter); the Brougham, 5.0 H takes 5W-30 (5.0 quarts qt with filter); the Brougham, 5.7 N, 200C/MV9 takes 10W-30 (7.0 quarts qt with filter); the Brougham, 5.7 N, 350C/MX2 takes 10W-30 (7.0 quarts qt with filter); the LJ, 3.8 A, 250C/M31 takes 5W-30 (5.0 quarts qt with filter); the LJ, 3.8 A, 350C/MX2 takes 5W-30 (5.0 quarts qt with filter); the LJ, 5.0 H takes 5W-30 (5.0 quarts qt with filter); the LJ, 5.7 N, 200C/MV9 takes 10W-30 (7.0 quarts qt with filter); the LJ, 5.7 N, 350C/MX2 takes 10W-30 (7.0 quarts qt with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- Base, 3.8 A, 250C/M31: 5W-30, 5.0 quarts with filter
- Base, 3.8 A, 350C/MX2: 5W-30, 5.0 quarts with filter
- Base, 5.0 H: 5W-30, 5.0 quarts with filter
- Base, 5.7 N, 200C/MV9: 10W-30, 7.0 quarts with filter
- Base, 5.7 N, 350C/MX2: 10W-30, 7.0 quarts with filter
- Brougham, 3.8 A, 250C/M31: 5W-30, 5.0 quarts with filter
- Brougham, 3.8 A, 350C/MX2: 5W-30, 5.0 quarts with filter
- Brougham, 5.0 H: 5W-30, 5.0 quarts with filter
- Brougham, 5.7 N, 200C/MV9: 10W-30, 7.0 quarts with filter
- Brougham, 5.7 N, 350C/MX2: 10W-30, 7.0 quarts with filter
- LJ, 3.8 A, 250C/M31: 5W-30, 5.0 quarts with filter
- LJ, 3.8 A, 350C/MX2: 5W-30, 5.0 quarts with filter
- LJ, 5.0 H: 5W-30, 5.0 quarts with filter
- LJ, 5.7 N, 200C/MV9: 10W-30, 7.0 quarts with filter
- LJ, 5.7 N, 350C/MX2: 10W-30, 7.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base, 3.8 A, 250C/M31 — 3.8L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30/40 (0Deg.F to over 100Deg.F), 15W-40 (10Deg.F to over 100Deg.F), 20W-20/40/50 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Base, 3.8 A, 350C/MX2 — 3.8L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30/40 (0Deg.F to over 100Deg.F), 15W-40 (10Deg.F to over 100Deg.F), 20W-20/40/50 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Base, 5.0 H — 5.0L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30/40 (0Deg.F to over 100Deg.F), 15W-40 (10Deg.F to over 100Deg.F), 20W-20/40/50 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Base, 5.7 N, 200C/MV9 — 5.7L Eng | SAE 10W-30 (Below -20Deg.F to 60Deg.F), 15W-40 (10Deg.F to over 100Deg.F), 30 (32Deg.F to over 100Deg.F) | 7.00 QTS. | — | — |
| Base, 5.7 N, 350C/MX2 — 5.7L Eng | SAE 10W-30 (Below -20Deg.F to 60Deg.F), 15W-40 (10Deg.F to over 100Deg.F), 30 (32Deg.F to over 100Deg.F) | 7.00 QTS. | — | — |
| Brougham, 3.8 A, 250C/M31 — 3.8L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30/40 (0Deg.F to over 100Deg.F), 15W-40 (10Deg.F to over 100Deg.F), 20W-20/40/50 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Brougham, 3.8 A, 350C/MX2 — 3.8L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30/40 (0Deg.F to over 100Deg.F), 15W-40 (10Deg.F to over 100Deg.F), 20W-20/40/50 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Brougham, 5.0 H — 5.0L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30/40 (0Deg.F to over 100Deg.F), 15W-40 (10Deg.F to over 100Deg.F), 20W-20/40/50 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Brougham, 5.7 N, 200C/MV9 — 5.7L Eng | SAE 10W-30 (Below -20Deg.F to 60Deg.F), 15W-40 (10Deg.F to over 100Deg.F), 30 (32Deg.F to over 100Deg.F) | 7.00 QTS. | — | — |
| Brougham, 5.7 N, 350C/MX2 — 5.7L Eng | SAE 10W-30 (Below -20Deg.F to 60Deg.F), 15W-40 (10Deg.F to over 100Deg.F), 30 (32Deg.F to over 100Deg.F) | 7.00 QTS. | — | — |
| LJ, 3.8 A, 250C/M31 — 3.8L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30/40 (0Deg.F to over 100Deg.F), 15W-40 (10Deg.F to over 100Deg.F), 20W-20/40/50 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| LJ, 3.8 A, 350C/MX2 — 3.8L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30/40 (0Deg.F to over 100Deg.F), 15W-40 (10Deg.F to over 100Deg.F), 20W-20/40/50 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| LJ, 5.0 H — 5.0L Eng | SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30/40 (0Deg.F to over 100Deg.F), 15W-40 (10Deg.F to over 100Deg.F), 20W-20/40/50 (20Deg.F to over 100Deg.F), 30 (40Deg.F to over 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| LJ, 5.7 N, 200C/MV9 — 5.7L Eng | SAE 10W-30 (Below -20Deg.F to 60Deg.F), 15W-40 (10Deg.F to over 100Deg.F), 30 (32Deg.F to over 100Deg.F) | 7.00 QTS. | — | — |
| LJ, 5.7 N, 350C/MX2 — 5.7L Eng | SAE 10W-30 (Below -20Deg.F to 60Deg.F), 15W-40 (10Deg.F to over 100Deg.F), 30 (32Deg.F to over 100Deg.F) | 7.00 QTS. | — | — |
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More factory specs & repair guides for your Grand Prix
🛞 1983 Pontiac Grand Prix Tire Size & Pressure →🌧️ 1983 Pontiac Grand Prix Wiper Blade Sizes →💡 1983 Pontiac Grand Prix Light Bulb Sizes →📖 1983 Pontiac Grand Prix Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
15.9 quarts (15.04 L) — 50/50 mixture of Ethylene Glycol Base Antifreeze and water. GM Specification 1825-M.
Frequently asked questions
What type of oil does a 1983 Pontiac Grand Prix take?
It depends on the engine: Base, 3.8 A, 250C/M31 uses 5W-30; Base, 3.8 A, 350C/MX2 uses 5W-30; Base, 5.0 H uses 5W-30; Base, 5.7 N, 200C/MV9 uses 10W-30; Base, 5.7 N, 350C/MX2 uses 10W-30; Brougham, 3.8 A, 250C/M31 uses 5W-30; Brougham, 3.8 A, 350C/MX2 uses 5W-30; Brougham, 5.0 H uses 5W-30; Brougham, 5.7 N, 200C/MV9 uses 10W-30; Brougham, 5.7 N, 350C/MX2 uses 10W-30; LJ, 3.8 A, 250C/M31 uses 5W-30; LJ, 3.8 A, 350C/MX2 uses 5W-30; LJ, 5.0 H uses 5W-30; LJ, 5.7 N, 200C/MV9 uses 10W-30; LJ, 5.7 N, 350C/MX2 uses 10W-30.
What is the oil capacity of a 1983 Pontiac Grand Prix?
Oil capacity depends on the engine: Base, 3.8 A, 250C/M31 holds 5.0 quarts with filter; Base, 3.8 A, 350C/MX2 holds 5.0 quarts with filter; Base, 5.0 H holds 5.0 quarts with filter; Base, 5.7 N, 200C/MV9 holds 7.0 quarts with filter; Base, 5.7 N, 350C/MX2 holds 7.0 quarts with filter; Brougham, 3.8 A, 250C/M31 holds 5.0 quarts with filter; Brougham, 3.8 A, 350C/MX2 holds 5.0 quarts with filter; Brougham, 5.0 H holds 5.0 quarts with filter; Brougham, 5.7 N, 200C/MV9 holds 7.0 quarts with filter; Brougham, 5.7 N, 350C/MX2 holds 7.0 quarts with filter; LJ, 3.8 A, 250C/M31 holds 5.0 quarts with filter; LJ, 3.8 A, 350C/MX2 holds 5.0 quarts with filter; LJ, 5.0 H holds 5.0 quarts with filter; LJ, 5.7 N, 200C/MV9 holds 7.0 quarts with filter; LJ, 5.7 N, 350C/MX2 holds 7.0 quarts with filter.
How often should I change the oil in my 1983 Pontiac Grand Prix?
Most 1983 Pontiac Grand Prix 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 — Pontiac recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 1983 Pontiac Grand Prix?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1983 Pontiac Grand Prix. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.