2003 Chevrolet Corvette Oil Type & Capacity
The 2003 Chevrolet Corvette takes 5W-30 motor oil — 6.5 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-30 — 6.5 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| 50th Anniversary Edition, 2D Convertible, Automatic | API - SAE 5W-30 | 6.50 QTS. | — | Use synthetic oil that meets GM Standard GM4718M. |
| 50th Anniversary Edition, 2D Convertible, Standard | API - SAE 5W-30 | 6.50 QTS. | — | Use synthetic oil that meets GM Standard GM4718M. |
| 50th Anniversary Edition, 2D Coupe, Automatic | API - SAE 5W-30 | 6.50 QTS. | — | Use synthetic oil that meets GM Standard GM4718M. |
| 50th Anniversary Edition, 2D Coupe, Standard | API - SAE 5W-30 | 6.50 QTS. | — | Use synthetic oil that meets GM Standard GM4718M. |
| Base, 2D Convertible, Automatic | API - SAE 5W-30 | 6.50 QTS. | — | Use synthetic oil that meets GM Standard GM4718M. |
| Base, 2D Convertible, Standard | API - SAE 5W-30 | 6.50 QTS. | — | Use synthetic oil that meets GM Standard GM4718M. |
| Base, 2D Coupe, Automatic | API - SAE 5W-30 | 6.50 QTS. | — | Use synthetic oil that meets GM Standard GM4718M. |
| Base, 2D Coupe, Standard | API - SAE 5W-30 | 6.50 QTS. | — | Use synthetic oil that meets GM Standard GM4718M. |
| Z06, T56/M12 | API - SAE 5W-30 | 6.50 QTS. | — | Use synthetic oil that meets GM Standard GM4718M. |
| Z06, T56/MM6 | API - SAE 5W-30 | 6.50 QTS. | — | Use synthetic oil that meets GM Standard GM4718M. |
Buy the right oil
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More specs & repair guides for your Corvette
2003 Chevrolet Corvette factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
12.6 quarts (11.92 L) — 50/50 mixture of DEX-COOL and clean, drinkable water
Frequently asked questions
What type of oil does a 2003 Chevrolet Corvette take?
The 2003 Chevrolet Corvette takes 5W-30 motor oil (API - SAE 5W-30), per the factory service manual.
How much oil does a 2003 Chevrolet Corvette take?
The 2003 Chevrolet Corvette holds 6.5 quarts with a filter change.
Can I use synthetic oil in my 2003 Chevrolet Corvette?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2003 Chevrolet Corvette. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.