1985 GMC Caballero Oil Type & Capacity
The 1985 GMC Caballero takes 10W-30 motor oil — 4.0 quarts with a filter change, per the factory service manual.
Factory-spec answer
10W-30 — 4.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base, 4.3 Z, 200-4R/MW9 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Base, 4.3 Z, 200C/MV9 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Base, 4.3 Z, 700R4/MD8 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Base, 5.0 H, 200-4R/MW9 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Base, 5.0 H, 200C/MV9 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Base, 5.0 H, 700R4/MD8 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Diablo, 4.3 Z, 200-4R/MW9 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Diablo, 4.3 Z, 200C/MV9 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Diablo, 4.3 Z, 700R4/MD8 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Diablo, 5.0 H, 200-4R/MW9 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Diablo, 5.0 H, 200C/MV9 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
| Diablo, 5.0 H, 700R4/MD8 | SAE 10W-30 | 4.00 QTS. | — | API - SF/CC Energy Conserving. |
Buy the right oil
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More specs & repair guides for your Caballero
1985 GMC Caballero factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
13.2 quarts (12.49 L) — 56/44 mixture of Ethylene Glycol Base Antifreeze and water. GM Specification 1825-M.
Frequently asked questions
What type of oil does a 1985 GMC Caballero take?
The 1985 GMC Caballero takes 10W-30 motor oil (SAE 10W-30), per the factory service manual.
How much oil does a 1985 GMC Caballero take?
The 1985 GMC Caballero holds 4.0 quarts with a filter change.
Can I use synthetic oil in my 1985 GMC Caballero?
Yes. 10W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1985 GMC Caballero. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.