2008 Mercury Mariner Transmission Fluid Capacity: A Blunt Guide

2008 Mercury Mariner Transmission Fluid Capacity


If you’re a proud owner of a 2008 Mercury Mariner, it’s essential to know the transmission fluid capacity to keep your vehicle running smoothly. In this article, we’ll provide you with the blunt and straightforward information you need, without any sugarcoating. So, let’s dive right in!

Transmission Fluid Capacity and Type

To ensure optimal performance and longevity of your 2008 Mercury Mariner’s transmission, it’s crucial to use the correct amount and type of transmission fluid. Here’s a table outlining the transmission fluid capacity in both quarts and liters:

Transmission Fluid Capacity Quarts Liters
Automatic Transmission 9.5 9
Manual Transmission 2.8 2.6

Transmission Fluid Replacement

If you need to replace the transmission fluid in your 2008 Mercury Mariner, here’s a straightforward guide to help you through the process:

  1. Ensure your vehicle is parked on a level surface and the engine is turned off.
  2. Locate the transmission fluid dipstick, which is usually labeled and located near the engine.
  3. Remove the dipstick and wipe it clean with a lint-free cloth or paper towel.
  4. Reinsert the dipstick fully and then remove it again to check the fluid level. The dipstick will have markings indicating the appropriate range.
  5. If the fluid level is below the recommended range, you’ll need to add transmission fluid. Use a funnel to avoid spills.
  6. Refer to the table above to determine the correct amount of transmission fluid to add based on your vehicle’s transmission type.
  7. Slowly pour the transmission fluid into the dipstick tube, allowing it to settle before rechecking the fluid level.
  8. Repeat steps 4-7 until the fluid level reaches the recommended range.
  9. Once the fluid level is correct, securely reinsert the dipstick and close the hood.

Safety Precautions

While performing any maintenance tasks on your vehicle, including transmission fluid replacement, it’s essential to prioritize safety. Here are a few crucial safety precautions to keep in mind:

  • Always wear protective gloves and eyewear to prevent any contact with harmful chemicals or debris.
  • Ensure the engine is turned off and the vehicle is parked on a level surface to prevent accidents.
  • Follow the manufacturer’s recommendations and guidelines when handling transmission fluid.
  • Dispose of used transmission fluid responsibly, following local regulations and guidelines.


Knowing the transmission fluid capacity of your 2008 Mercury Mariner is vital for maintaining its performance and longevity. By following the blunt and straightforward steps outlined in this article, you can confidently replace the transmission fluid and keep your vehicle running smoothly. Remember to prioritize safety throughout the process and dispose of used transmission fluid responsibly. Happy driving!

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