2003 Ford Mustang coolant capacity
The 2003 Ford Mustang holds about 11.8 to 14.1 quarts of coolant, depending on the engine - the full cooling-system capacity when cold.
Key takeaways
- The 2003 Ford Mustang holds about 11.8 to 14.1 quarts of coolant total, depending on engine.
- This is the full cooling-system fill with the engine cold.
- Refill to the marked level, and use the coolant type your owner's manual specifies.
| Engine | Capacity | Liters |
|---|---|---|
| 3.8 V6 | 11.8 qt | 11.2 L |
| 4.6 V8 | 14.1 qt | 13.3 L |
When refilling, add coolant to the marked level rather than forcing in the full figure. Source.