Mercury Grand Marquis coolant capacity
Total cooling-system coolant capacity for the Mercury Grand Marquis, by generation and engine, in quarts and liters.
| Engine | Capacity | Liters |
|---|---|---|
| 4.6 V8 | 15.9 qt | 15 L |
| 4.6 V8 | 18.6 qt | 17.6 L |
| 4.6 V8 | 14.1 qt | 13.3 L |
| 4.9 V8 | 14.4 qt | 13.6 L |
Capacity is the full cold-fill for the whole system. Top up to the marked level and use the coolant type specified in your owner's manual. Source.