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Service bulletin PU-56006

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 id10043705
Published by NHTSA2012-04-23
Manufacturer's numberPU-56006
Manufacturer's date2012-04-23
NHTSA componentSUSPENSION

NHTSA's summary

HENDRICKSON: ON TRAILER COMMERCIAL VEHICLES, A NEW AXLE VENT IMPROVEMENT, DESIGNED FOR ROBUST PERFORMANCE SUSPENSION, OFFERING RELIABILITY AND DURABILITY AS PART OF TIREMAAX PRO. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Suspension

Vehicles listed
HENDRICKSON AXLE ASSEMBLY

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