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Service bulletin CALFTL32-011

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 id10194476
Published by NHTSA2021-05-26
Manufacturer's numberCALFTL32-011
Manufacturer's date2021-05-05
NHTSA componentEQUIPMENT; SUSPENSION

NHTSA's summary

Customer Advisory Letter for 80KSI Frame Reinforcement Installation on specific Business Class M2 equipped with 80KSI frame rails and an Airliner 20,000 lb or 21,000 lb rear suspension.

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

Equipment and accessories, Suspension

Vehicles listed
FREIGHTLINER BUSINESS CLASS M22017 to 2021

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