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Service bulletin 3228

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 id614453
Published by NHTSA2000-10-17
Manufacturer's number3228
Manufacturer's date2000-07-01
Replaces3228
NHTSA componentSUSPENSION

NHTSA's summary

GENERAL INFORMATION REGARDING NEW MEDIUM DUTY AIRLINER HEIGHT CONTROL VALVE ADJUSTMENT. *TT

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
FREIGHTLINER BUSINESS CLASS

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