Recall 25V217 affects 73 2025 Isuzu Nrr EV trucks for cooling pump failure from incompatible coolant. Repair is free at any franchised Isuzu dealer.
Isuzu is recalling 73 2025 Nrr EV trucks because incompatible coolants can leave debris in the cooling system and cause the cooling pump to fail. A failed pump can cut drive power and increase crash risk; Isuzu dealers will complete the recall repair free of charge.
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What's wrong?
The EV system cooling pump on the 2025 Isuzu Nrr EV circulates coolant through the electric drive motor and related EV components. That coolant carries heat away from the motor and inverter so the truck can keep making propulsion power without thermal damage.
On affected trucks, the cooling circuit was filled with a mix of Valvoline G40 and Valvoline Zerex Dex Cool coolant. Isuzu's investigation found that material from the coolant mixture can form black debris and gel-like deposits inside the system. That material sticks to the cooling pump shaft, seizes the rotor assembly, and stops coolant flow. When that happens, the truck enters reduced power and then loses propulsion, as described in NHTSA campaign 25V217.
An owner gets warning signs on the instrument cluster before full propulsion loss. First, a red EV System malfunction warning and triangle icon illuminate, and drive motor torque drops from 100% to 75%. Continued operation brings on a turtle icon, then torque is reduced from 75% to 0% to protect the EV drive motor and inverter.
Who's affected?
| 2025 Isuzu Nrr EV | Pump |
|---|---|
| Units affected | 73 |
| Field incidents | NHTSA has logged no field incidents to date. |
A matching year and model does not guarantee inclusion. Check your VIN to confirm whether your specific truck is included in this recall.
What's the safety risk?
A cooling pump failure can reduce motor torque and cause a loss of drive power, increasing the risk of a crash. Watch for the red EV System malfunction light, triangle icon, or turtle icon on the instrument cluster. If one appears, pull over safely and call an Isuzu dealer. Repair is free at any franchised Isuzu dealer.
What should I do?
- Check your VIN to confirm your 2025 Isuzu Nrr EV is included in this recall.
- Contact a franchised Isuzu dealer to schedule the free cooling-pump replacement, cooling-system flush, and owner's manual update that address coolant debris and pump failure.
- Bring the recall notice if Isuzu mailed one. If not, reference recall number 25V217 when you call.
- Watch for loss of drive power until the repair is complete, and stop driving if it happens.
What happens at the repair
At the dealer, an Isuzu technician replaces the cooling pump, flushes the cooling systems to remove incompatible coolant and debris, and updates the owner's manual. The recall repair is free, with parts and labor covered. Isuzu has a general reimbursement plan on file for eligible out-of-pocket repairs paid before the recall notice. Bring repair paperwork and proof of payment to the service desk, or contact Isuzu customer service for claim instructions.
| Reimbursement | Reimbursement available |
|---|
Timeline
| April 8, 2025 | Dealer notification began |
|---|---|
| April 28, 2025 | NHTSA published the recall |
| May 30, 2025 | Interim owner notification (was planned for this date) |
| August 8, 2025 | Dealer notification ended |
| August 15, 2025 | Owner notification mailed |
Frequently asked questions
What is recall 25V217?
Recall 25V217 covers 73 2025 Isuzu Nrr EV trucks with cooling system contamination from incompatible coolants. Debris can build up, cause the cooling pump to fail, and lead to loss of drive power. Isuzu dealers will replace the pump, flush the cooling systems, and update the owner's manual for free.
What should I do if my 2025 Isuzu Nrr EV is on this recall?
Check your VIN to confirm your specific truck is included in recall 25V217. If it is, contact a franchised Isuzu dealer to schedule the cooling pump replacement, cooling system flush, and owner's manual update. Reference recall number 25V217 or Isuzu recall V2502 when you call.
Is the recall repair free?
Yes. Federal recall law requires manufacturers to repair safety defects at no cost, and Isuzu's remedy says dealers will replace the cooling pump, flush the cooling systems, and update the owner's manual free of charge.
What is the safety risk?
The safety risk is loss of drive power. If the cooling pump fails, the truck can lose propulsion, which increases crash risk under NHTSA campaign 25V217. The repair path is the free dealer pump replacement, system flush, and owner's manual update.
When were owners notified about this Isuzu recall?
Isuzu mailed owner notification letters on August 15, 2025. The dealer remedy is available, so owners with an included VIN can contact a franchised Isuzu dealer and schedule the free repair now.
More information
| NHTSA campaign page | nhtsa.gov/vehicle-recalls/25V217000 |
|---|---|
| Isuzu customer service | 1-866-441-9638 |
| NHTSA recall # | 25V217 |
| NHTSA recall # (full) | 25V217000 |
Source documents
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Download Quarterly Report (PDF)
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Download Recall Document (PDF) (PDF)
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Download Recall Document (PDF) (PDF)
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Download Recall Investigation Document (PDF) (PDF)
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Download Owner Notification Letter (PDF)
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Download Owner Notice (PDF)
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Download Recall Report (PDF)
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Download Recall Acknowledgement (PDF)
This article is generated from NHTSA's primary recall filings and reviewed against the source on May 19, 2026. RecallNotify does not paraphrase NHTSA's consequence language; that text is reproduced as written above. Editorial standards →