1998 Cadillac Catera Oil Type & Capacity
The 1998 Cadillac Catera takes 5W-30 motor oil — 6.0 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-30 — 6.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Catera | API - SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 (Preferred) (0Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | 6.00 QTS. | — | — |
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More specs & repair guides for your Catera
1998 Cadillac Catera factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
10.57 quarts (10 L) — 50/50 mixture of DEX-COOL and clean water (preferably distilled)
Frequently asked questions
What type of oil does a 1998 Cadillac Catera take?
The 1998 Cadillac Catera takes 5W-30 motor oil (API - SAE 5W-30 (Below -20Deg.F to 60Deg.F), 10W-30 (Preferred) (0Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F)), per the factory service manual.
How much oil does a 1998 Cadillac Catera take?
The 1998 Cadillac Catera holds 6.0 quarts with a filter change.
Can I use synthetic oil in my 1998 Cadillac Catera?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1998 Cadillac Catera. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.