how to fix CVT overheating in Ram 1500 DT (2019-Present)

Solution

1. Preparation

• Gather tools and parts.
• Ensure the vehicle is parked on a level surface and secure it with wheel chocks.
• Disconnect the battery to avoid any electrical shorts.

2. Fluid Replacement

• Tools Required: Transmission fluid pump, fluid catch pan, funnel, socket set.
• Remove the transmission drain plug and allow the old fluid to completely drain into the catch pan.
• Replace the drain plug and torque it to the manufacturer’s specifications (typically around 30 lb-ft).
• Using the fluid pump, fill the transmission with the appropriate CVT fluid (consult the owner’s manual for specifications).

3. Inspect and Clean the Transmission Cooler

• Tools Required: Wrenches, cleaning solution.
• Disconnect the transmission cooler lines from the radiator.
• Use a cooling system cleaner to flush the cooler and remove any debris or obstructions.
• Reconnect the cooler lines ensuring they are secure and free of leaks.

4. Check and Replace Cooling Fans (if needed)

• Tools Required: Socket set, multimeter.
• Inspect the cooling fans for proper operation; connect a multimeter to test the voltage.
• If faulty, remove the old cooling fan assembly and install a new one, securing it with bolts to the manufacturer’s specifications.

5. Software Update

• Tools Required: OBD-II scanner with software update capability.
• Check for any available updates for the transmission control module.
• Follow the manufacturer's instructions to update the software, ensuring all settings are restored.