Mercury Mountaineer coolant capacity
Total cooling-system coolant capacity for the Mercury Mountaineer, by generation and engine, in quarts and liters.
| Engine | Capacity | Liters |
|---|---|---|
| 4.0 V6 AWD | 13.9 qt | 13.2 L |
| 4.0 V6 AWD | 16.3 qt | 15.4 L |
| 4.6 V8 24V AWD | 15.7 qt | 14.9 L |
| 4.9 V8 AWD | 14.3 qt | 13.5 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.