Jeep Xj Transmission Fluid Capacity: A Complete Discussion

The Jeep Xj Transmission Fluid Capacity is pivotal for the vehicle’s optimal performance. Ensuring the right fluid level maintains the transmission’s health, offering a smooth driving experience. Regular checks and timely refills are essential for the Jeep XJ’s longevity.

The Jeep Cherokee (Xj) is a compact SUV that has been a staple in the automotive world since its introduction. Known for its ruggedness and reliability, the Jeep X has garnered a loyal following.

The ’99 4.0 Cherokee with an AW4 transmission uses approximately 16.9 pints (which is roughly 8.45 quarts) for a dry fill.

The AX-15 transmission holds about 3.5 quarts.

Another user mentioned that the AW4 uses approximately 8 quarts (2 gallons) of Dexron III.

The AX15/ax5/”Puke” got uses approximately 3.5 quarts.

Why Importance of Transmission Fluid

Transmission fluid plays a pivotal role in ensuring the smooth operation of a vehicle. It lubricates, cools, and cleans the transmission components, preventing wear and tear.

Jeep XJ 200k mile trans fluid change

Why Transmission Fluid Capacity Matters

The capacity of transmission fluid in a vehicle determines how effectively the transmission operates. Too little fluid can lead to overheating, while too much can cause leaks or other issues.

Jeep Xj Transmission Fluid Specifications

Capacity Details

The Jeep Xj typically requires around 8 to 10 quarts of transmission fluid, depending on the model and year. However, always refer to the owner’s manual for the most accurate information.

Recommended Fluid Type

For the Jeep Xj, it’s recommended to use ATF+4 automatic transmission fluid. This fluid is specifically designed to provide optimal performance and longevity.

Signs of Low Transmission Fluid

Some signs that your Jeep Xj might have low transmission fluid include difficulty in shifting gears, unusual noises, and a burning smell. It’s crucial to address these signs promptly to avoid costly repairs.

Checking and Changing the Transmission Fluid

When to Check

It’s advisable to check the transmission fluid level every 30,000 miles or as recommended in the owner’s manual. Regular checks ensure that the fluid remains at an optimal level.

Step-by-step Guide Changing Transmission Fluid

  1. Park the Jeep on a level surface.
  2. Start the engine and let it run for a few minutes.
  3. Locate the transmission dipstick and pull it out.
  4. Wipe it clean and reinsert it.
  5. Pull it out again to check the fluid level.
  6. If low, add the recommended fluid until it reaches the optimal level.
Jeep Xj Transmission Fluid Capacity



How often should I change the transmission fluid in my Jeep XJ?

It’s recommended to change the fluid every 30,000 miles or as specified in the owner’s manual.

Can I use any transmission fluid for my Jeep XJ?

No, it’s best to use the recommended ATF+4 automatic transmission fluid.

What happens if I overfill the transmission fluid?

Overfilling can lead to leaks and other issues. Always ensure you fill to the recommended level.

How can I tell if my transmission fluid is degraded?

Dark or burnt-smelling fluid is a sign of degradation. It’s best to replace it in such cases.

Is it expensive to replace the transmission fluid?

The cost varies, but regular maintenance can prevent more costly repairs in the future.


The Jeep Xj is a reliable vehicle, and with proper maintenance, it can serve you for years. Understanding the importance of transmission fluid and its capacity is crucial to ensure its longevity. Always refer to the owner’s manual and consult professionals when in doubt.

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  • Alex Gearhart

    Alex Gearhart, an automotive expert specializing in transmissions, has over a decade of hands-on industry experience. With extensive knowledge in manual and automatic systems, Alex is passionate about educating car enthusiasts on vehicle maintenance. As the chief author at, Alex simplifies complex concepts for readers, helping them make informed decisions about their vehicles. Outside of work, Alex enjoys road trips, restoring classic cars, and exploring new automotive technologies.

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