1989 Pontiac LeMans Oil Type & Capacity
The 1989 Pontiac LeMans takes 5W-30 motor oil — 4.0 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-30 — 4.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base, Automatic — 1.6L Eng | SAE 5W-30 (Preferred) (Below -20Deg.F to Above 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| Base, Standard — 1.6L Eng | SAE 5W-30 (Preferred) (Below -20Deg.F to Above 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| GSE, Automatic — 2.0L Eng | SAE 5W-30 (Preferred) (Below -20Deg.F to Above 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| GSE, Standard — 2.0L Eng | SAE 5W-30 (Preferred) (Below -20Deg.F to Above 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| LE, 2D Hatchback, Automatic — 1.6L Eng | SAE 5W-30 (Preferred) (Below -20Deg.F to Above 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| LE, 2D Hatchback, Standard — 1.6L Eng | SAE 5W-30 (Preferred) (Below -20Deg.F to Above 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| LE, 4D Sedan, Automatic — 1.6L Eng | SAE 5W-30 (Preferred) (Below -20Deg.F to Above 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| LE, 4D Sedan, Standard — 1.6L Eng | SAE 5W-30 (Preferred) (Below -20Deg.F to Above 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| SE, Automatic — 2.0L Eng | SAE 5W-30 (Preferred) (Below -20Deg.F to Above 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
| SE, Standard — 2.0L Eng | SAE 5W-30 (Preferred) (Below -20Deg.F to Above 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | 4.00 QTS. | — | — |
Buy the right oil
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More specs & repair guides for your LeMans
1989 Pontiac LeMans factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
8.1 quarts (7.66 L) — 50/50 mixture of Ethylene Glycol Base Antifreeze and water. GM Specification 1825-M.
Frequently asked questions
What type of oil does a 1989 Pontiac LeMans take?
The 1989 Pontiac LeMans takes 5W-30 motor oil (SAE 5W-30 (Preferred) (Below -20Deg.F to Above 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F)), per the factory service manual.
How much oil does a 1989 Pontiac LeMans take?
The 1989 Pontiac LeMans holds 4.0 quarts with a filter change.
Can I use synthetic oil in my 1989 Pontiac LeMans?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1989 Pontiac LeMans. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.