How To Fix Transmission Over Temp Jeep? Secret Revealed!

How to fix transmission over temp Jeep?

A Photo of Jeep transmission Message - How to fix transmission over temp Jeep?
How to fix transmission over temp Jeep? Image source: Off-Road Handbook Blog


When you’re on the road and the “transmission over temp” warning light appears, it can be concerning.

In this post, we’ll provide a guide on resolving the transmission over temp problem in your Jeep, offering straightforward techniques and tools to assist you.


What Is Transmission Over Temp Jeep?


When the fluid within your Jeep’s transmission reaches an excessively high temperature, it can lead to damage to the transmission’s internal components.

Indications of an overheated transmission may encompass a burning odour, fluid seepage, and unusual noises originating from the transmission.

If you encounter any of these symptoms, it is imperative to promptly consult a mechanic.

An overheating transmission can result from various causes, necessitating the identification of the underlying issue.

In many instances, resolving the problem may entail replacing the fluid or repairing the cooling system.


What should the transmission temperature be in a Jeep Grand Cherokee?


The Jeep Grand Cherokee’s transmission operates at a temperature slightly above that of the cooling system.

Consequently, it may be slightly higher than your initial expectations.

The transmission temperature for a Jeep Grand Cherokee should remain below 200 degrees Fahrenheit.

However, the specific temperature can vary depending on the model year you are using.

The option to lower this temperature exists through the use of an external transmission cooler, although it is not mandatory.


How to fix transmission over temp Jeep?


Step 1 Of How To Fix Transmission Over Temp Jeep


First, begin by turning off the engine and removing all accessories from your Jeep.

If possible, disconnect all the battery cables as well.


Step 2 Of How To Fix Transmission Over Temp Jeep


Secondly, open the hood and locate the coolant reservoir.

If needed, remove it from its bracket and drain any remaining liquid into an empty container or catch pan.


Step 3 Of How To Fix Transmission Over Temp Jeep


Thirdly, clean any clogged air filters using a vacuum cleaner or compressed air tool.

Exercise caution when removing these filters, as they may be attached to fuel lines or other components that could pose a risk if not handled properly.

If necessary, replace them with new filters after thorough cleaning.


Step 4 Of How To Fix Transmission Over Temp Jeep


Fourthly, inspect for leaks around all hoses, connections, and fittings.

Spray some dish soap onto these areas and wipe them down with a rag or cloth to check for any signs of leakage.


Step 5 Of How To Fix Transmission Over Temp Jeep


Then, replace any worn parts displaying excessive wear or damage, such as a worn shift linkage or a damaged synchro ring in the case of a manual transmission vehicle.


Step 6 Of How To Fix Transmission Over Temp Jeep


Finally, replace worn gasket material and apply a new gasket sealer to ensure proper sealing between the pan and case halves in both automatic and manual transmissions.

Avoid using silicone sealant, as it can lead to cracking issues in the transmission case, resulting in costly repairs.

If these steps do not resolve the issue, you may need to consider replacing the entire transmission.

Before proceeding with this, you can confirm the state of your transmission by following these additional steps:


Step 1:


Remove the transmission from your vehicle.

This can be done through various methods, with the most common involving the removal of bolts holding the differential and then pulling it out through a large opening in the chassis frame.


Step 2:


Take your removed transmission to an automotive shop where it will be cleaned using specialized equipment and oil-blasting brushes.

A thorough inspection will also be conducted to ensure everything is in proper working order before reinstallation.


Step 3:


Once the cleaned and inspected transmission is ready, reinstall it on your vehicle’s frame.



What Are the Symptoms of an Overheating Transmission?


Jeep owners frequently encounter the issue of transmission over-temperature.

If you’re noticing any of the following symptoms, it’s imperative to schedule a checkup for your vehicle:

  1. The temperature gauge is displaying higher readings than usual.
  2. Your car exhibits vibrations or shaking while in motion.
  3. Unusual loud noises are emanating from your engine.
  4. Shifting gears becomes challenging.
  5. Your vehicle experiences a decrease in speed or struggles to accelerate.


How Can I Prevent My Jeep’s Transmission from Overheating?


If you’re encountering overheating issues and receiving a “transmission over temp” message in your Jeep Commander, you can take several measures to prevent its recurrence.

1. Verify that your transmission fluid level is adequate, and ensure your coolant levels are properly filled.

Additionally, inspect your engine compartment for any leaks and confirm that your radiator is clean and functioning correctly.

2. Drive your Jeep sensibly, avoiding abrupt accelerations or sudden braking, which can contribute to transmission overheating.

3. Allow your Jeep ample time to cool down before parking it in direct sunlight to mitigate temperature-related problems.

4. Keep a vigilant eye on your gauges while driving to ensure that your transmission temperature remains within the safe operating range.



Frequently Asked Questions


Frequent transmission overheating can lead to costly damage and vehicle breakdown.

Addressing overheating issues promptly is crucial to avoid expensive repairs.


How long does it take for transmission fluid to cool down?


It’s vital to monitor the transmission fluid level regularly as it needs 30-60 minutes to cool down between checks.




To conclude, addressing the “transmission over temp” issue in your Jeep is essential to prevent potential damage.

By following the provided steps and practicing preventive measures, you can maintain a properly functioning transmission and enjoy trouble-free driving.

Leave a Comment