2024 Jeep Grand Cherokee Radiator Fan Isn't Working

Resolve 2024 Jeep Grand Cherokee radiator fan issues effectively

Find Repair Location
Reviewed by
Andrew Hajjar
Written by RepairPal Car Genius
Updated January 14, 2025
0%
34% chance it's the
Fan Motor or Clutch
0%
28% chance it's the
Fan Relay or Fuse
0%
23% chance it's the
Temp Sensor or Fan Control Module
0%
15% chance it's
Something else
The most common reasons a 2024 Jeep Grand Cherokee radiator fan isn't working are the fan assembly, the fan clutch, or the coolant temperature sensor.
  • Fan Motor or Clutch: A faulty fan motor or a malfunctioning fan clutch can result in inadequate cooling, causing the engine to overheat.
  • Fan Relay or Fuse: A faulty fan relay or blown fuse can prevent the cooling fan from operating, leading to engine overheating.
  • Temp Sensor or Fan Control Module: A faulty temperature sensor or fan control module can result in incorrect readings, causing the engine to overheat or the cooling fan to operate improperly.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a 2024 Jeep Grand Cherokee radiator fan isn't working?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

Over time serpentine belts stretch, crack, and the ribs that ride on the accessory pulleys being to wear smooth. A squealing noise that increases with engine speed or as engine driven accessories are turned on may be noted. The noise is caused by the belt slipping on the pulleys, insufficiently driving them. Ineffective air conditioning, a battery warning light, or intermittent power steering assist can result from this.

»MORE: Symptoms of a bad serpentine belt

When the radiator fans stop functioning properly, the engine temperature will rise. The spike in temperature will be highest when the vehicle is idling at a stop, but should subside once the vehicle begins moving again.

Additionally, the air conditioner typically won't blow as cold. This is because the air from the radiator fans also blows across the air conditioning condenser, so when the fans fail, both systems suffer.

You'll also usually see the check engine light and notice a drop in fuel economy. It's possible the fan will start making noise if it's failing, as well.

What steps should I take to diagnose the non-functioning radiator fan in my 2024 Jeep Grand Cherokee?

To effectively diagnose a non-functioning radiator fan in your 2024 Jeep Grand Cherokee, begin with a systematic approach that prioritizes simpler checks before moving on to more complex diagnostics. Start by inspecting the fuse associated with the radiator fan; a blown fuse is a common and easily fixable issue that can halt fan operation. If the fuse is intact, proceed to examine the relay, which controls the power supply to the fan. A malfunctioning relay may require replacement to restore functionality. Next, test the fan motor directly by applying power to it; if the motor fails to operate, it likely needs replacement. Additionally, assess the temperature sensor, as a faulty sensor may prevent the fan from activating when necessary. Don’t overlook the wiring; inspect for any damage or loose connections that could disrupt power flow to the fan. Finally, utilize a diagnostic scanner to check for error codes related to the cooling system, which can provide insights into specific issues affecting the fan. By following this structured diagnostic approach, you can efficiently identify and resolve the problem with your radiator fan.

What are the common causes for the radiator fan not working in a 2024 Jeep Grand Cherokee?

When dealing with a non-functioning radiator fan in a 2024 Jeep Grand Cherokee, it's essential to consider several common problems that could be at play. One of the primary culprits is a faulty fan motor, which may require replacement to restore the fan's operation. Additionally, a blown fuse in the fan circuit can disrupt power to the fan, so checking the fuses is a straightforward first step. Another potential issue is a malfunctioning temperature sensor, which may fail to signal the fan to activate when the engine reaches a certain temperature; replacing this sensor can often resolve the problem. Wiring issues, such as damaged or loose connections, can also prevent the fan from receiving the necessary electrical signals, making it crucial to inspect the wiring thoroughly. Lastly, low coolant levels can lead to overheating, which may cause the fan to operate improperly; ensuring that the coolant is at the appropriate level can help maintain optimal engine temperature and fan function. By systematically addressing these common causes, you can effectively troubleshoot and potentially fix the radiator fan issue in your Jeep.

How urgent is it to repair the non-functioning radiator fan in a 2024 Jeep Grand Cherokee?

When it comes to the radiator fan in your 2024 Jeep Grand Cherokee, urgency is key. A malfunctioning radiator fan can lead to severe overheating, which poses a significant risk to your engine's health. If the fan fails to operate, the engine may not receive adequate cooling, resulting in elevated temperatures that can warp cylinder heads or blow head gaskets. These issues not only compromise engine performance but can also lead to catastrophic engine failure if left unaddressed. Moreover, driving with a faulty fan can strain other components like the water pump and thermostat, leading to a cascade of additional repairs that can quickly escalate in cost. Therefore, it is crucial to prioritize the repair of your radiator fan to maintain optimal engine temperature, enhance vehicle performance, and avoid costly damage down the line. Taking action promptly will ensure your Jeep remains reliable and efficient on the road.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.

2024 Jeep Grand Cherokee Radiator Fan Issues & Solutions