1988 Volvo 780 Oil Type & Capacity: 10W-30 (7.0 quarts)
The 1988 Volvo 780 takes 10W-30 motor oil — 7.0 quarts with a filter change, per the factory service manual.
Factory-spec answer
10W-30 — 7.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| AW71 — 2.8L Eng | SAE 10W-30 (-4Deg.F to Above 104Deg.F) Preferred. Oils with designation SF/CC & SF/CD comply with these demands. | 7.00 QTS. | — | — |
| AW71L — 2.8L Eng | SAE 10W-30 (-4Deg.F to Above 104Deg.F) Preferred. Oils with designation SF/CC & SF/CD comply with these demands. | 7.00 QTS. | — | — |
More factory specs & repair guides for your 780
🛞 1988 Volvo 780 Tire Size & Pressure →🌧️ 1988 Volvo 780 Wiper Blade Sizes →💡 1988 Volvo 780 Light Bulb Sizes →📖 1988 Volvo 780 Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
10.0 quarts (9.46 L) — VOLVO Coolant Type C
Frequently asked questions
What type of oil does a 1988 Volvo 780 take?
The 1988 Volvo 780 takes 10W-30 motor oil (SAE 10W-30 (-4Deg.F to Above 104Deg.F) Preferred. Oils with designation SF/CC & SF/CD comply with these demands.), per the factory service manual.
What is the oil capacity of a 1988 Volvo 780?
The 1988 Volvo 780 oil capacity is 7.0 quarts with a filter change.
How often should I change the oil in my 1988 Volvo 780?
Most 1988 Volvo 780 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 — Volvo recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 1988 Volvo 780?
Yes. 10W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1988 Volvo 780. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.