2007 Mercury Mariner transmission: CVT or automatic?
Some do: the 2.3L 4-cylinder hybrid uses a CVT (continuously variable); the 2.3L 4-cylinder uses a 4-speed automatic; the 3.0L 6-cylinder uses a 4-speed automatic.
Key takeaways
- 5 EPA-certified configurations listed for the 2007 Mercury Mariner.
- CVTs need CVT-specific fluid - never top one up with ordinary automatic transmission fluid.
- The transmission can differ by engine and drive layout, so match your row by engine size.
| Engine | Transmission | EPA code | Drive |
|---|---|---|---|
| 2.3L 4-cylinder hybrid | CVT (continuously variable) | Automatic (variable gear ratios) | 4-Wheel or AWD |
| 2.3L 4-cylinder | 4-speed automatic | Automatic 4-spd | 4-Wheel or AWD |
| 2.3L 4-cylinder | 4-speed automatic | Automatic 4-spd | FWD |
| 3.0L 6-cylinder | 4-speed automatic | Automatic 4-spd | 4-Wheel or AWD |
| 3.0L 6-cylinder | 4-speed automatic | Automatic 4-spd | FWD |
Source: U.S. EPA / DOE fuel economy data (fueleconomy.gov). Each row is one certified configuration; a trim or option not sold in a configuration is not listed.
Mercury Mariner transmission fluid type and capacity →
Useful for the 2007 Mercury Mariner
CVT fluidCVTs need CVT-specific fluid - match your manual's specShop CVT fluid Fluid transfer pumpFor transmissions filled through a side plugShop pumps
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