Cummins B6.7, Cummins F3.8 Diesel Engine, model year 9999. Filed by Cummins, Inc. and reported to NHTSA on 17 December 2024. 203 vehicles potentially affected.
What the notice says Cummins, Inc. (Cummins) is recalling certain B6.7 Diesel Engines part numbers RA11741 and RA11769, and F3.8 Diesel Engines part numbers RA 11789 and RA00074. The incorrect rubber elbow was installed in the liquid cooling system. The elbow can expand and leak coolant.
Is your vehicle included? Check with your VIN at NHTSA, or ask a dealer. This page is an independent copy of the notice, kept so you can see what changed after it was published. It is not the authority, and the authority’s own text is the one to act on.
Cummins's own number for this recall: C7119. That is the number on the owner letter and on the dealer paperwork. 24E106 is the number NHTSA gave the same campaign, and the number this page is filed under. They are one recall, written two ways.
What owners ask about this recall
- Which vehicles does recall 24E106 cover?
- Cummins B6.7, Cummins F3.8 Diesel Engine.
- What is wrong with them?
- Cummins, Inc. (Cummins) is recalling certain B6.7 Diesel Engines part numbers RA11741 and RA11769, and F3.8 Diesel Engines part numbers RA 11789 and RA00074. The incorrect rubber elbow was installed in the liquid cooling system. The elbow can expand and leak coolant.
- What can happen if it is not put right?
- A high temperature coolant leak increases the risk of injury to bystanders.
- Is there a fix yet?
- Yes, and it is free. Dealers will replace the rubber hose elbow, free of charge. Owner notification letters were mailed April 25, 2025. Owners may contact Cummins customer service at 1-800-286-6467. Cummins' number for this recall is C7119.
- What should I do now?
- Check your own vehicle by its VIN with NHTSA, which is the record to act on. Cummins calls this recall C7119, which is the number on the owner letter and the dealer paperwork.
Answered from the register this site holds. NHTSA is the record to act on.
What the authority says can happen if this is not fixed: “A high temperature coolant leak increases the risk of injury to bystanders.”
affected
in the notice
caught
| Campaign | 24E106 |
|---|---|
| Filed by | Cummins, Inc. |
| System at fault | Engine And Engine Cooling:Cooling System:Hoses/Lines/Piping/Fittings |
| Reported to NHTSA | 17 December 2024 |
| Model years | 9999-9999 |
| Vehicles named | CUMMINS B6.7, CUMMINS F3.8 DIESEL ENGINE |
What the notice says today
The consequence
A high temperature coolant leak increases the risk of injury to bystanders.
The remedy
Dealers will replace the rubber hose elbow, free of charge. Owner notification letters were mailed April 25, 2025. Owners may contact Cummins customer service at 1-800-286-6467. Cummins' number for this recall is C7119.
What it said before
This campaign is in the register but not yet in the dated wording archive, so we cannot yet say whether its text has moved. It enters the archive on the next pass.
This is one of 588 notices in the record whose component field names engine and engine cooling. Across that group the median wait before owners were written to was 47 days.
Last checked . No change has been recorded in the wording.
How to cite this record
Quoting the wording on this page means quoting a version, so the date belongs in the citation:
CarsMultiverse, recall 24E106, wording as read on 17 September 2026. https://carsmultiverse.com/recall/24e106/
The cross-border matches used on this site are deposited as a citable dataset: doi:10.5281/zenodo.22087136. The recall wording itself is published by the national authority named above and is theirs, not ours.
The recall record and its wording are published by the US National Highway Traffic Safety Administration and are US Government public domain. The dated archive, the comparison and any before-and-after above are CarsMultiverse. How fresh every engine behind this page is, is public on the status page. To check a specific vehicle, use NHTSA’s own VIN lookup.
Other Cummins notices we hold
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- 25E018: the high voltage battery packs in certain PowerDrive 7000 electric drivetrains
- 25E004: L9 diesel engines, part number D563027BX03
- 24V934: 2022-2024 Power Generation C275D2RE trailer-mounted generators
- 24V192: 2023-2024 Power Generation C275D2RE trailers
- 24E038: Cummins L9 diesel engines with part number D563027BX03
- 23E080: L9N Natural Gas Engines, part number D883007BX03
- 23E055: L9 Diesel Engines part number, D563027BX03
All 45 Cummins campaigns we hold · Every manufacturer in the record
The fingerprint of this notice
We take a SHA-256 of each of the three blocks of text the authority publishes and keep the first eight characters. As we last read campaign 24E106 on 5 September 2026, they were:
- Defect summary
af92ec29 - Consequence
81ee83c3 - Remedy
c9037cae
We first read this notice on 21 August 2026. It has not moved since. If it ever does, these characters will not match, and the change will be dated here.
The wording we hold for 24E106 · how the whole register is watched
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