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Service bulletin SIL-3214

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11019668
Published by NHTSA2025-06-19
Manufacturer's numberSIL-3214
Manufacturer's date2025-06-18
Campaign id or software versionSIL-3214
NHTSA componentSTRUCTURE:BODY; UNKNOWN OR OTHER

NHTSA's summary

Altec has learned that the king pin towing capacity placard might not be installed on certain DL derricks built from August 2005 to October 2024. This could lead to unintentional overloading which could result in cracks or deformations to the king pin assembly. Altec has had no reports of this issue occuring. This area should be inspected regularly as outlined in the Welds and Fasteners subsections in Section 4 of the unit’s Maintenance and Parts Manual.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Body and frame

Vehicles listed
ALTEC DIGGER DERRICK2005 to 2025

Listing a model year does not mean every vehicle of it is concerned: the document says which.