1992 Buick LeSabre Oil Type & Capacity
The 1992 Buick LeSabre takes 5W-30 motor oil — 4.5 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-30 — 4.5 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Custom | API - SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 (Preferred) (0Deg.F to Above 100Deg.F) | 4.50 QTS. | 4.00 QTS. | — |
| Limited | API - SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 (Preferred) (0Deg.F to Above 100Deg.F) | 4.50 QTS. | 4.00 QTS. | — |
Buy the right oil
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More specs & repair guides for your LeSabre
1992 Buick LeSabre factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
13.0 quarts (12.3 L) — 50/50 mixture of Ethylene Glycol Base Antifreeze and water. GM Specification 1825-M.
Frequently asked questions
What type of oil does a 1992 Buick LeSabre take?
The 1992 Buick LeSabre takes 5W-30 motor oil (API - SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 (Preferred) (0Deg.F to Above 100Deg.F)), per the factory service manual.
How much oil does a 1992 Buick LeSabre take?
The 1992 Buick LeSabre holds 4.5 quarts with a filter change, or 4.0 quarts without changing the filter.
Can I use synthetic oil in my 1992 Buick LeSabre?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1992 Buick LeSabre. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.