1984 GMC Caballero Oil Type & Capacity
The 1984 GMC Caballero oil type depends on the engine: the Base, 3.8 9, 200-4R/MW9 takes 10W-30 (4.0 quarts with filter); the Base, 3.8 9, 250C/M31 takes 10W-30 (4.0 quarts with filter); the Base, 3.8 A, 200C/MV9 takes 10W-30 (4.0 quarts with filter); the Base, 3.8 A, 250C/M31 takes 10W-30 (4.0 quarts with filter); the Base, 5.0 H, 200-4R/MW9 takes 10W-30 (5.0 quarts with filter); the Base, 5.0 H, 250C/M31 takes 10W-30 (5.0 quarts with filter); the Base, 5.0 H, 350C/MV4 takes 10W-30 (5.0 quarts with filter); the Base, 5.0 H, 700R4/MD8 takes 10W-30 (5.0 quarts with filter); the Base, 5.7 N, 200-4R/MW9 takes SF/CD Quality Preferred SAE 30 (7.0 quarts with filter); the Base, 5.7 N, 200C/MV9 takes SF/CD Quality Preferred SAE 30 (7.0 quarts with filter); the Diablo, 3.8 9, 200-4R/MW9 takes 10W-30 (4.0 quarts with filter); the Diablo, 3.8 9, 250C/M31 takes 10W-30 (4.0 quarts with filter); the Diablo, 3.8 A, 200C/MV9 takes 10W-30 (4.0 quarts with filter); the Diablo, 3.8 A, 250C/M31 takes 10W-30 (4.0 quarts with filter); the Diablo, 5.0 H, 200-4R/MW9 takes 10W-30 (5.0 quarts with filter); the Diablo, 5.0 H, 250C/M31 takes 10W-30 (5.0 quarts with filter); the Diablo, 5.0 H, 350C/MV4 takes 10W-30 (5.0 quarts with filter); the Diablo, 5.0 H, 700R4/MD8 takes 10W-30 (5.0 quarts with filter); the Diablo, 5.7 N, 200-4R/MW9 takes SF/CD Quality Preferred SAE 30 (7.0 quarts with filter); the Diablo, 5.7 N, 200C/MV9 takes SF/CD Quality Preferred SAE 30 (7.0 quarts with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- Base, 3.8 9, 200-4R/MW9: 10W-30, 4.0 quarts with filter
- Base, 3.8 9, 250C/M31: 10W-30, 4.0 quarts with filter
- Base, 3.8 A, 200C/MV9: 10W-30, 4.0 quarts with filter
- Base, 3.8 A, 250C/M31: 10W-30, 4.0 quarts with filter
- Base, 5.0 H, 200-4R/MW9: 10W-30, 5.0 quarts with filter
- Base, 5.0 H, 250C/M31: 10W-30, 5.0 quarts with filter
- Base, 5.0 H, 350C/MV4: 10W-30, 5.0 quarts with filter
- Base, 5.0 H, 700R4/MD8: 10W-30, 5.0 quarts with filter
- Base, 5.7 N, 200-4R/MW9: SF/CD Quality Preferred SAE 30, 7.0 quarts with filter
- Base, 5.7 N, 200C/MV9: SF/CD Quality Preferred SAE 30, 7.0 quarts with filter
- Diablo, 3.8 9, 200-4R/MW9: 10W-30, 4.0 quarts with filter
- Diablo, 3.8 9, 250C/M31: 10W-30, 4.0 quarts with filter
- Diablo, 3.8 A, 200C/MV9: 10W-30, 4.0 quarts with filter
- Diablo, 3.8 A, 250C/M31: 10W-30, 4.0 quarts with filter
- Diablo, 5.0 H, 200-4R/MW9: 10W-30, 5.0 quarts with filter
- Diablo, 5.0 H, 250C/M31: 10W-30, 5.0 quarts with filter
- Diablo, 5.0 H, 350C/MV4: 10W-30, 5.0 quarts with filter
- Diablo, 5.0 H, 700R4/MD8: 10W-30, 5.0 quarts with filter
- Diablo, 5.7 N, 200-4R/MW9: SF/CD Quality Preferred SAE 30, 7.0 quarts with filter
- Diablo, 5.7 N, 200C/MV9: SF/CD Quality Preferred SAE 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 9, 200-4R/MW9 — V6 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Base, 3.8 9, 250C/M31 — V6 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Base, 3.8 A, 200C/MV9 — V6 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Base, 3.8 A, 250C/M31 — V6 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Base, 5.0 H, 200-4R/MW9 — V8 | SAE 10W-30 | 5.00 QTS. | — | API - SF/CC Energy Conserving. |
| Base, 5.0 H, 250C/M31 — V8 | SAE 10W-30 | 5.00 QTS. | — | API - SF/CC Energy Conserving. |
| Base, 5.0 H, 350C/MV4 — V8 | SAE 10W-30 | 5.00 QTS. | — | API - SF/CC Energy Conserving. |
| Base, 5.0 H, 700R4/MD8 — V8 | SAE 10W-30 | 5.00 QTS. | — | API - SF/CC Energy Conserving. |
| Base, 5.7 N, 200-4R/MW9 — V8,Diesel | SF/CD Quality Preferred SAE 30 | 7.00 QTS. | — | — |
| Base, 5.7 N, 200-4R/MW9 — V8 | SAE 10W-30 | 5.00 QTS. | — | API - SF/CC Energy Conserving. |
| Base, 5.7 N, 200C/MV9 — V8,Diesel | SF/CD Quality Preferred SAE 30 | 7.00 QTS. | — | — |
| Base, 5.7 N, 200C/MV9 — V8 | SAE 10W-30 | 5.00 QTS. | — | API - SF/CC Energy Conserving. |
| Diablo, 3.8 9, 200-4R/MW9 — V6 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Diablo, 3.8 9, 250C/M31 — V6 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Diablo, 3.8 A, 200C/MV9 — V6 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Diablo, 3.8 A, 250C/M31 — V6 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Diablo, 5.0 H, 200-4R/MW9 — V8 | SAE 10W-30 | 5.00 QTS. | — | API - SF/CC Energy Conserving. |
| Diablo, 5.0 H, 250C/M31 — V8 | SAE 10W-30 | 5.00 QTS. | — | API - SF/CC Energy Conserving. |
| Diablo, 5.0 H, 350C/MV4 — V8 | SAE 10W-30 | 5.00 QTS. | — | API - SF/CC Energy Conserving. |
| Diablo, 5.0 H, 700R4/MD8 — V8 | SAE 10W-30 | 5.00 QTS. | — | API - SF/CC Energy Conserving. |
| Diablo, 5.7 N, 200-4R/MW9 — V8,Diesel | SF/CD Quality Preferred SAE 30 | 7.00 QTS. | — | — |
| Diablo, 5.7 N, 200-4R/MW9 — V8 | SAE 10W-30 | 5.00 QTS. | — | API - SF/CC Energy Conserving. |
| Diablo, 5.7 N, 200C/MV9 — V8,Diesel | SF/CD Quality Preferred SAE 30 | 7.00 QTS. | — | — |
| Diablo, 5.7 N, 200C/MV9 — V8 | SAE 10W-30 | 5.00 QTS. | — | API - SF/CC Energy Conserving. |
Buy the right oil
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More specs & repair guides for your Caballero
1984 GMC Caballero factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
15.0 quarts (14.19 L) — 56/44 mixture of Ethylene Glycol Base Antifreeze and water. GM Specification 1825-M.
Frequently asked questions
What type of oil does a 1984 GMC Caballero take?
It depends on the engine: Base, 3.8 9, 200-4R/MW9 uses 10W-30; Base, 3.8 9, 250C/M31 uses 10W-30; Base, 3.8 A, 200C/MV9 uses 10W-30; Base, 3.8 A, 250C/M31 uses 10W-30; Base, 5.0 H, 200-4R/MW9 uses 10W-30; Base, 5.0 H, 250C/M31 uses 10W-30; Base, 5.0 H, 350C/MV4 uses 10W-30; Base, 5.0 H, 700R4/MD8 uses 10W-30; Base, 5.7 N, 200-4R/MW9 uses SF/CD Quality Preferred SAE 30; Base, 5.7 N, 200C/MV9 uses SF/CD Quality Preferred SAE 30; Diablo, 3.8 9, 200-4R/MW9 uses 10W-30; Diablo, 3.8 9, 250C/M31 uses 10W-30; Diablo, 3.8 A, 200C/MV9 uses 10W-30; Diablo, 3.8 A, 250C/M31 uses 10W-30; Diablo, 5.0 H, 200-4R/MW9 uses 10W-30; Diablo, 5.0 H, 250C/M31 uses 10W-30; Diablo, 5.0 H, 350C/MV4 uses 10W-30; Diablo, 5.0 H, 700R4/MD8 uses 10W-30; Diablo, 5.7 N, 200-4R/MW9 uses SF/CD Quality Preferred SAE 30; Diablo, 5.7 N, 200C/MV9 uses SF/CD Quality Preferred SAE 30.
How much oil does a 1984 GMC Caballero take?
Capacity depends on the engine: Base, 3.8 9, 200-4R/MW9 holds 4.0 quarts with filter; Base, 3.8 9, 250C/M31 holds 4.0 quarts with filter; Base, 3.8 A, 200C/MV9 holds 4.0 quarts with filter; Base, 3.8 A, 250C/M31 holds 4.0 quarts with filter; Base, 5.0 H, 200-4R/MW9 holds 5.0 quarts with filter; Base, 5.0 H, 250C/M31 holds 5.0 quarts with filter; Base, 5.0 H, 350C/MV4 holds 5.0 quarts with filter; Base, 5.0 H, 700R4/MD8 holds 5.0 quarts with filter; Base, 5.7 N, 200-4R/MW9 holds 7.0 quarts with filter; Base, 5.7 N, 200C/MV9 holds 7.0 quarts with filter; Diablo, 3.8 9, 200-4R/MW9 holds 4.0 quarts with filter; Diablo, 3.8 9, 250C/M31 holds 4.0 quarts with filter; Diablo, 3.8 A, 200C/MV9 holds 4.0 quarts with filter; Diablo, 3.8 A, 250C/M31 holds 4.0 quarts with filter; Diablo, 5.0 H, 200-4R/MW9 holds 5.0 quarts with filter; Diablo, 5.0 H, 250C/M31 holds 5.0 quarts with filter; Diablo, 5.0 H, 350C/MV4 holds 5.0 quarts with filter; Diablo, 5.0 H, 700R4/MD8 holds 5.0 quarts with filter; Diablo, 5.7 N, 200-4R/MW9 holds 7.0 quarts with filter; Diablo, 5.7 N, 200C/MV9 holds 7.0 quarts with filter.
Can I use synthetic oil in my 1984 GMC Caballero?
Yes. 10W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1984 GMC Caballero. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.