1988 Eagle Medallion Oil Type & Capacity: 10W-30 (5.25 quarts)
The 1988 Eagle Medallion takes 10W-30 motor oil — 5.25 quarts with a filter change, per the factory service manual.
Factory-spec answer
10W-30 — 5.25 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| DL, 4D Sedan, Automatic | API - SG or SG/CD, SAE 10W-30 | 5.25 QTS. | — | — |
| DL, 4D Sedan, Standard | API - SG or SG/CD, SAE 10W-30 | 5.25 QTS. | — | — |
| DL, 4D Wagon, Automatic | API - SG or SG/CD, SAE 10W-30 | 5.25 QTS. | — | — |
| DL, 4D Wagon, Standard | API - SG or SG/CD, SAE 10W-30 | 5.25 QTS. | — | — |
| LX, Automatic | API - SG or SG/CD, SAE 10W-30 | 5.25 QTS. | — | — |
| LX, Standard | API - SG or SG/CD, SAE 10W-30 | 5.25 QTS. | — | — |
Complete Oil Change Bundle for 1988 Eagle Medallion
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More factory specs & repair guides for your Medallion
🛞 1988 Eagle Medallion Tire Size & Pressure →🌧️ 1988 Eagle Medallion Wiper Blade Sizes →💡 1988 Eagle Medallion Light Bulb Sizes →📖 1988 Eagle Medallion Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
7.13 quarts (6.74 L) — 50/50 mixture of water and Ethylene-Glycol Base Antifreeze, such as MOPAR, PRESTON II, PEAK, or antifreeze containing the Alugard 340-2 inhibitor system.
Frequently asked questions
What type of oil does a 1988 Eagle Medallion take?
The 1988 Eagle Medallion takes 10W-30 motor oil (API - SG or SG/CD, SAE 10W-30), per the factory service manual.
What is the oil capacity of a 1988 Eagle Medallion?
The 1988 Eagle Medallion oil capacity is 5.25 quarts with a filter change.
How often should I change the oil in my 1988 Eagle Medallion?
Most 1988 Eagle Medallion 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 — Eagle recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 1988 Eagle Medallion?
Yes. 10W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1988 Eagle Medallion. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.