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Below are detailed steps and tools needed for this process:

### Tools and Materials Needed:

– **Transmission Fluid**: Ensure you have the correct type and amount. Check the owner’s manual for specifications.

– **Transmission Filter Kit**: this may include a new filter and gasket (if applicable).

– **Socket Wrench Set**: A set of metric sockets will be needed to remove the transmission pan and bolts.

– **Torque Wrench**: To ensure that the pan bolts are tightened to the manufacturer’s specifications.

– **Drain Pan**: A large enough pan to catch the old transmission fluid.

– **Funnel**: For pouring new transmission fluid into the transmission.

– **Shop Towels or Rags**: For cleaning spills and wiping off tools.

– **Jack and Jack Stands**: To raise the vehicle safely and securely.

– **Safety Glasses and Gloves**: To protect your eyes and hands during the process.

### Step-by-Step Process:

– **Preparation**:
– Make sure the vehicle is parked on a level surface and the parking brake is engaged.
– Gather all tools and materials before starting.

– **Raise the Vehicle**:
– Use a jack to lift the front of the vehicle and secure it with jack stands. Ensure the vehicle is stable before working underneath.

– **Locate the transmission Pan**:
– Identify the transmission pan under the vehicle. It is typically a large, metal pan located on the bottom of the transmission.

– **Drain the Old Fluid**:
– Place the drain pan underneath the transmission pan.
– Remove the bolts securing the transmission pan using the socket wrench.
– Carefully lower the pan to avoid spilling fluid, allowing the old transmission fluid to drain completely into the drain pan.

– **Remove the transmission Filter**:
– If applicable, remove the old transmission filter. this may require unbolting or unclipping it, depending on the model.

– **Clean the transmission Pan**:
– Thoroughly clean the inside of the transmission pan with shop towels to remove any debris or sediment.
– Inspect the pan gasket surface for any old gasket material that needs to be removed.

– **Install the New Filter**:
– Install the new transmission filter according to the manufacturer’s instructions, making sure it is seated correctly.

– **Reinstall the transmission Pan**:
– Place a new gasket on the transmission pan (if applicable).
– Position the transmission pan back on the transmission and secure it with the bolts. Use a torque wrench to tighten the bolts to the manufacturer’s specified torque settings.

– **Add New transmission Fluid**:
– Locate the transmission dipstick tube (usually found near the rear of the engine bay).
– Using a funnel, pour the new transmission fluid into the dipstick tube. Refer to the owner’s manual for the correct amount and type of fluid.

– **Check Fluid Level**:
– Start the vehicle and let it run for a few minutes. Shift through the gears (Park, Reverse, Neutral, Drive) to circulate the new fluid.
– With the engine running, check the transmission fluid level using the dipstick. Add more fluid if necessary to reach the proper level.

– **Final Checks**:
– Inspect for any leaks around the transmission pan.
– Dispose of the old transmission fluid and filter properly in accordance with local regulations.

– **Lower the Vehicle**:
– Carefully remove the jack stands and lower the vehicle back to the ground.

– **Test Drive**:
– Take the vehicle for a short drive to ensure everything is functioning correctly and to allow the new fluid to circulate.

By following these detailed steps and using the appropriate tools, you can successfully change the gearbox oil in your Jeep Caravan with a 3.6L V6 VVT engine. Always consult your vehicle’s service manual for specific instructions and specifications.
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