Part 4/4: 2009-2015 Ram trucks A/C evaporator and recirculate housing

Introduction

This tutorial provides a step-by-step guide on replacing the A/C evaporator and recirculate housing in 2009-2015 Ram trucks. Whether you are a DIY enthusiast or a professional technician, this guide will help you understand the process, tools needed, and common pitfalls to avoid.

Step 1: Gather Necessary Tools and Materials

Before starting the repair, ensure you have the following tools and materials ready:

• Socket set (including 10mm and 13mm sockets)
• Screwdrivers (flathead and Phillips)
• Pliers
• Trim removal tool
• New A/C evaporator and recirculate housing
• HVAC sealant (if needed)

Tip:

Organize your workspace to make the process smoother and keep track of small parts.

Step 2: Remove the Dashboard

To access the A/C components, you need to remove the dashboard:

1. Disconnect the vehicle battery to prevent electrical issues.

Remove the trim panels around the dashboard

• Use a trim removal tool to avoid damaging the panels.

Unbolt the dashboard using the socket set

• Remove screws and bolts from the lower section.
• Disconnect any electrical connectors attached to the dashboard.
2. Carefully lift the dashboard off and set it aside.

Common Pitfall:

Ensure all connectors are disconnected before attempting to remove the dashboard to avoid damage.

Step 3: Access the A/C Evaporator

With the dashboard removed, you can now access the A/C evaporator:

1. Locate the A/C evaporator housing.
2. Remove any further panels or covers obstructing access to the evaporator.

Disconnect the refrigerant lines connected to the evaporator

• Be prepared for some refrigerant to escape; it is advisable to have a recovery system if you are not replacing the refrigerant.

Step 4: Remove the Old Evaporator

Now that you have access to the evaporator, proceed to remove it:

1. Unbolt the evaporator from the housing.
2. Carefully pull the evaporator out of its compartment.
3. Inspect the old evaporator for any signs of damage or leaks.

Tip:

Take note of the orientation of the evaporator for easier installation of the new unit.

Step 5: Install the New Evaporator

Follow these steps to install the new A/C evaporator:

1. Place the new evaporator into the housing.
2. Secure it in place by bolting it down.
3. Reconnect the refrigerant lines to ensure a proper seal.

Step 6: Reassemble the Dashboard

With the new evaporator installed, it’s time to put everything back together:

1. Reattach any panels or covers you removed earlier.
2. Carefully position the dashboard back into place.
3. Reconnect all the electrical connectors and secure the dashboard with screws and bolts.

Tip:

Double-check that all screws are tightened properly to avoid rattling or loose parts.

Conclusion

By following these steps, you should successfully replace the A/C evaporator and recirculate housing in your 2009-2015 Ram truck. Remember to reconnect the battery, and if you discharged the refrigerant, ensure to recharge the A/C system. Regular maintenance can help prolong the life of your vehicle’s A/C system, so keep an eye out for any unusual performance changes. Happy repairing!