1991 Saab 900 Oil Type & Capacity
The 1991 Saab 900 oil type depends on the engine: the Base, 2D Convertible, Automatic takes 10W-30 (4.5 quarts with filter); the Base, 2D Convertible, Standard takes 10W-30 (4.5 quarts with filter); the Base, 2D Hatchback, 2.0 L, Automatic takes 10W-30 (4.5 quarts with filter); the Base, 2D Hatchback, 2.0 L, Standard takes 10W-30 (4.5 quarts with filter); the Base, 2D Hatchback, 2.1 E, Automatic takes 10W-30 (4.0 quarts with filter); the Base, 2D Hatchback, 2.1 E, Standard takes 10W-30 (4.0 quarts with filter); the Base, 4D Sedan, Automatic takes 10W-30 (4.0 quarts with filter); the Base, 4D Sedan, Standard takes 10W-30 (4.0 quarts with filter); the S, 2D Convertible, Automatic takes 10W-30 (4.0 quarts with filter); the S, 2D Convertible, Standard takes 10W-30 (4.0 quarts with filter); the S, 2D Hatchback, Automatic takes 10W-30 (4.0 quarts with filter); the S, 2D Hatchback, Standard takes 10W-30 (4.0 quarts with filter); the S, 4D Sedan, Automatic takes 10W-30 (4.0 quarts with filter); the S, 4D Sedan, Standard takes 10W-30 (4.0 quarts with filter); the SE, Automatic takes 10W-30 (4.5 quarts with filter); the SE, Standard takes 10W-30 (4.5 quarts with filter); the SPG takes 10W-30 (4.5 quarts with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- Base, 2D Convertible, Automatic: 10W-30, 4.5 quarts with filter
- Base, 2D Convertible, Standard: 10W-30, 4.5 quarts with filter
- Base, 2D Hatchback, 2.0 L, Automatic: 10W-30, 4.5 quarts with filter
- Base, 2D Hatchback, 2.0 L, Standard: 10W-30, 4.5 quarts with filter
- Base, 2D Hatchback, 2.1 E, Automatic: 10W-30, 4.0 quarts with filter
- Base, 2D Hatchback, 2.1 E, Standard: 10W-30, 4.0 quarts with filter
- Base, 4D Sedan, Automatic: 10W-30, 4.0 quarts with filter
- Base, 4D Sedan, Standard: 10W-30, 4.0 quarts with filter
- S, 2D Convertible, Automatic: 10W-30, 4.0 quarts with filter
- S, 2D Convertible, Standard: 10W-30, 4.0 quarts with filter
- S, 2D Hatchback, Automatic: 10W-30, 4.0 quarts with filter
- S, 2D Hatchback, Standard: 10W-30, 4.0 quarts with filter
- S, 4D Sedan, Automatic: 10W-30, 4.0 quarts with filter
- S, 4D Sedan, Standard: 10W-30, 4.0 quarts with filter
- SE, Automatic: 10W-30, 4.5 quarts with filter
- SE, Standard: 10W-30, 4.5 quarts with filter
- SPG: 10W-30, 4.5 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base, 2D Convertible, Automatic — 2.0L Eng | API - SAE 10W-30 | 4.50 QTS. | — | — |
| Base, 2D Convertible, Standard — 2.0L Eng | API - SAE 10W-30 | 4.50 QTS. | — | — |
| Base, 2D Hatchback, 2.0 L, Automatic — 2.0L Eng | API - SAE 10W-30 | 4.50 QTS. | — | — |
| Base, 2D Hatchback, 2.0 L, Standard — 2.0L Eng | API - SAE 10W-30 | 4.50 QTS. | — | — |
| Base, 2D Hatchback, 2.1 E, Automatic — 2.1L Eng | API - SAE 10W-30 | 4.00 QTS. | — | — |
| Base, 2D Hatchback, 2.1 E, Standard — 2.1L Eng | API - SAE 10W-30 | 4.00 QTS. | — | — |
| Base, 4D Sedan, Automatic — 2.1L Eng | API - SAE 10W-30 | 4.00 QTS. | — | — |
| Base, 4D Sedan, Standard — 2.1L Eng | API - SAE 10W-30 | 4.00 QTS. | — | — |
| S, 2D Convertible, Automatic — 2.1L Eng | API - SAE 10W-30 | 4.00 QTS. | — | — |
| S, 2D Convertible, Standard — 2.1L Eng | API - SAE 10W-30 | 4.00 QTS. | — | — |
| S, 2D Hatchback, Automatic — 2.1L Eng | API - SAE 10W-30 | 4.00 QTS. | — | — |
| S, 2D Hatchback, Standard — 2.1L Eng | API - SAE 10W-30 | 4.00 QTS. | — | — |
| S, 4D Sedan, Automatic — 2.1L Eng | API - SAE 10W-30 | 4.00 QTS. | — | — |
| S, 4D Sedan, Standard — 2.1L Eng | API - SAE 10W-30 | 4.00 QTS. | — | — |
| SE, Automatic — 2.0L Eng | API - SAE 10W-30 | 4.50 QTS. | — | — |
| SE, Standard — 2.0L Eng | API - SAE 10W-30 | 4.50 QTS. | — | — |
| SPG — 2.0L Eng | API - SAE 10W-30 | 4.50 QTS. | — | — |
Buy the right oil
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More specs & repair guides for your 900
1991 Saab 900 factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
10.5 quarts (9.93 L) — 50/70 mixture of SAAB coolant, BASF G-105 and water
Frequently asked questions
What type of oil does a 1991 Saab 900 take?
It depends on the engine: Base, 2D Convertible, Automatic uses 10W-30; Base, 2D Convertible, Standard uses 10W-30; Base, 2D Hatchback, 2.0 L, Automatic uses 10W-30; Base, 2D Hatchback, 2.0 L, Standard uses 10W-30; Base, 2D Hatchback, 2.1 E, Automatic uses 10W-30; Base, 2D Hatchback, 2.1 E, Standard uses 10W-30; Base, 4D Sedan, Automatic uses 10W-30; Base, 4D Sedan, Standard uses 10W-30; S, 2D Convertible, Automatic uses 10W-30; S, 2D Convertible, Standard uses 10W-30; S, 2D Hatchback, Automatic uses 10W-30; S, 2D Hatchback, Standard uses 10W-30; S, 4D Sedan, Automatic uses 10W-30; S, 4D Sedan, Standard uses 10W-30; SE, Automatic uses 10W-30; SE, Standard uses 10W-30; SPG uses 10W-30.
How much oil does a 1991 Saab 900 take?
Capacity depends on the engine: Base, 2D Convertible, Automatic holds 4.5 quarts with filter; Base, 2D Convertible, Standard holds 4.5 quarts with filter; Base, 2D Hatchback, 2.0 L, Automatic holds 4.5 quarts with filter; Base, 2D Hatchback, 2.0 L, Standard holds 4.5 quarts with filter; Base, 2D Hatchback, 2.1 E, Automatic holds 4.0 quarts with filter; Base, 2D Hatchback, 2.1 E, Standard holds 4.0 quarts with filter; Base, 4D Sedan, Automatic holds 4.0 quarts with filter; Base, 4D Sedan, Standard holds 4.0 quarts with filter; S, 2D Convertible, Automatic holds 4.0 quarts with filter; S, 2D Convertible, Standard holds 4.0 quarts with filter; S, 2D Hatchback, Automatic holds 4.0 quarts with filter; S, 2D Hatchback, Standard holds 4.0 quarts with filter; S, 4D Sedan, Automatic holds 4.0 quarts with filter; S, 4D Sedan, Standard holds 4.0 quarts with filter; SE, Automatic holds 4.5 quarts with filter; SE, Standard holds 4.5 quarts with filter; SPG holds 4.5 quarts with filter.
Can I use synthetic oil in my 1991 Saab 900?
Yes. 10W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1991 Saab 900. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.