Does Your 2025 RAM 1500 Make Noise After Shutdown? If you recently purchased a 2025 RAM 1500 with the all new 3.0L Hurricane Twin Turbo Inline 6 (SST) engine, you may notice a faint humming, whirring, or buzzing noise from the engine bay after shutting off the truck. While it might sound unusual, this noise is completely normal and your truck is simply protecting itself.
Does Your 2025 RAM 1500 Make Noise After Shutdown?
Why Does My RAM 1500 Make Noise When Turned Off?
After parking your 2025 RAM 1500, the subtle sounds coming from under the hood are caused by a secondary electric cooling system. This is a smart, protective feature designed to keep your engine components safe and prevent damage to the twin turbo setup.
It's the Electric Cooling Pump Doing Its Job
The 3.0L Hurricane Twin Turbo I6 engine uses an advanced secondary electric coolant pump to manage residual heat after shutdown. This pump circulates coolant around the turbochargers and engine block to prevent:
- Turbo oil coking - burning oil into carbon deposits inside turbo bearings
- Engine heat soak - spreading heat into nearby sensors, hoses, and components
- Long term component damage
The pump typically runs for a few minutes, but up to 10 minutes is normal, especially after towing, highway runs, or spirited driving.
Common Sounds You Might Hear
When parked and turned off, you may hear:
- A low electric motor humming or whirring
- A faint coolant gurgling or flowing
- A soft fan like noise from under the hood
These post-shutdown sounds are more noticeable during hot weather or after long drives.
Why This Post Shutdown Cooling Process Is Critical
The 3.0 Hurricane twin turbo engine reaches extreme temperatures, particularly around the turbos. If heat sits idle, it can cause:
- Oil coking - damaging turbo bearings
- Heat soak - damaging sensors, hoses, and engine electronics
By keeping coolant flowing, the system prevents premature wear, clogs, and damage, boosting reliability and engine life.
Hear the 3.0L Hurricane Engine Noise After Shutdown
Watch a short clip of my 2025 RAM 1500 SST with a 3.0 TT hurricane engine cooling down after turned off. You'll notice the electric coolant pump sound is clearly audible:
When to Be Concerned
While this post shutdown noise is normal, check your truck if you notice:
- The pump runs for more than 15 minutes
- Battery warning lights appear
- Significant battery drain overnight
A faulty sensor or relay could cause the pump to stay on, but this is rare.
Summary: 3.0L Hurricane Engine Shutdown Cooling Noise
- The sound is your RAM's secondary electric cooling pump working
- It helps prevent oil coking and engine heat soak
- Protects twin turbo system and engine components after shutdown
- Most common after hot or aggressive driving
Next time you hear that subtle hum, relax - your 2025 RAM 1500 is just taking care of itself.
Frequently Asked Questions (FAQ)
Is it normal for my 2025 RAM 1500 SST to make a noise after shutting off?
Yes. The noise comes from the secondary electric cooling pump circulating coolant to protect the engine and turbos.
How long should the post shutdown pump run?
Typically a few minutes, up to 10 minutes after hot or spirited driving. More than 15 minutes could indicate a problem.
Does this noise drain my battery?
Under normal conditions, no significant battery drain occurs.
Can this damage my engine if I ignore it?
No, it is designed to protect the engine. The system prevents heat soak and turbo oil coking, which would be damaging if left unchecked.
Why is the noise louder after towing or highway driving?
After heavy loads or high RPM runs, the engine retains more heat. The electric cooling pump works longer to protect turbos and nearby components.
Does this apply to both the 3.0L Hurricane Twin Turbo I6 and the V8 engines?
This post shutdown cooling noise is most notable on the 3.0L Hurricane Twin Turbo I6 engine due to turbochargers, but similar protective systems exist on other RAM engines.
Can aftermarket tuning or modifications affect the post shutdown noise?
Yes. Performance tuning, aftermarket turbos, or modified cooling systems can change pump runtime and volume.
Final Notes in Conclusion
Hearing a faint hum, whir, or gurgle from your 2025 RAM 1500 after shutdown is completely normal. This sound comes from the secondary electric coolant pump doing its job to prevent turbo oil coking and engine heat soak. Typically, the pump runs for a few minutes, but up to 10 minutes after hot or spirited driving is expected.
The only real need to be concerned is perhaps if the pump runs excessively (more than 15 minutes), battery warning lights appear, or you notice a significant battery drain overnight. In most cases, your RAM 1500 is simply protecting the engine and turbo system, ensuring longevity and optimal performance.
Next time you hear that subtle post shutdown noise, rest easy knowing your 3.0L Hurricane Twin Turbo Inline 6 is actively maintaining itself, even while parked.
Noticing a similar RAM 1500 Engine Shutdown Noise on your new RAM 1500 SST with the 3.0 TT hurricane engine? Any further questions about what you're hearing? Drop me a message in the contact form. I'd love to hear your story, and help if I can.
P.S. Need your original RAM build sheet or Monroney label? Get your RAM window sticker by VIN number here.