Altec Digger Derrick, model years 2024 to 2025. Filed by Altec Industries, Inc. and reported to NHTSA on 17 April 2025. 900 vehicles potentially affected.
What the notice says Altec Industries, Inc. (Altec) is recalling certain 2024-2025 Digger Derrick vehicles. An improperly seated retaining ring may cause the hydraulic cylinder to lose pressure, resulting in unintended boom movement.
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.
Altec's own number for this recall: CSN-3223. That is the number on the owner letter and on the dealer paperwork. 25V251 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 25V251 cover?
- Altec Digger Derrick, model years 2024-2025.
- What is wrong with them?
- Altec Industries, Inc. (Altec) is recalling certain 2024-2025 Digger Derrick vehicles. An improperly seated retaining ring may cause the hydraulic cylinder to lose pressure, resulting in unintended boom movement.
- What can happen if it is not put right?
- Unintended boom movement increases the risk of injury.
- Is there a fix yet?
- Yes, and it is free. Dealers will replace the counterbalance valves, free of charge. Owner notification letters were mailed June 13, 2025. Owners may contact Altec customer service at 1-877-462-5832. Altec's number for this recall is CSN-3223.
- What should I do now?
- Check your own vehicle by its VIN with NHTSA, which is the record to act on. Altec calls this recall CSN-3223, 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: “Unintended boom movement increases the risk of injury.”
affected
in the notice
caught
| Campaign | 25V251 |
|---|---|
| Filed by | Altec Industries, Inc. |
| System at fault | Equipment:Mechanical:Boom/Crane/Ladder |
| Reported to NHTSA | 17 April 2025 |
| Model years | 2024-2025 |
| Vehicles named | ALTEC DIGGER DERRICK |
What the notice says today
The defect
Altec Industries, Inc. (Altec) is recalling certain 2024-2025 Digger Derrick vehicles. An improperly seated retaining ring may cause the hydraulic cylinder to lose pressure, resulting in unintended boom movement.
The consequence
Unintended boom movement increases the risk of injury.
The remedy
Dealers will replace the counterbalance valves, free of charge. Owner notification letters were mailed June 13, 2025. Owners may contact Altec customer service at 1-877-462-5832. Altec's number for this recall is CSN-3223.
What it said before
Nothing has changed while we have been watching. We last read the wording of this campaign on 17 September 2026, and it matched the copy we already held.
That copy hashes to 4fafb28834bbeefecde1719b57bd452e…, so if it is ever edited the change is provable rather than a matter of memory.
This is one of 2,632 notices in the record whose component field names equipment. Across that group the median wait before owners were written to was 29 days.
Last checked . No change has been recorded in the wording.
The models named here, across their whole recall history
How to cite this record
Quoting the wording on this page means quoting a version, so the date belongs in the citation:
CarsMultiverse, recall 25V251, wording as read on 17 September 2026. https://carsmultiverse.com/recall/25v251/
The copy quoted above hashes to 4fafb28834bbeefecde1719b57bd452e…. If the notice is reworded later, that fingerprint will not match, which is how a reader checks that the quotation was of the version we say it was.
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 Altec notices we hold
- 26V463: 2024-2026 AT Series
- 26V457: 2013-2025 AP45A trucks
- 26V429: 2022-2026 Service Body
- 26V409: 2023-2025 Digger Derrick
- 26V384: 2024-2026 AC Series Crane
- 26V243: 2025-2026 AM Series Aerial Device
- 26V170: 2025 AC Series Crane and DT Series Digger Derrick
- 26V150: 2023-2026 Service Body, Aerial Device, Pressure Digger, Spray Truck, and Digger Derrick
All 183 Altec 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 25V251 on 23 August 2026, they were:
- Defect summary
c792fa80 - Consequence
7d5af0da - Remedy
1fe07a69
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 25V251 · how the whole register is watched
This notice names one vehicle among several registers that have written about it. Every notice this site holds for the Altec Digger Derrick, in all seven, is kept on that vehicle's own page, with the newest in each.
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Owners of these cars
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