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Service bulletin PAB048-2021

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 id10201672
Published by NHTSA2021-09-29
Manufacturer's numberPAB048-2021
Manufacturer's date2021-09-10
NHTSA componentEQUIPMENT

NHTSA's summary

TBB Product Awareness Bulletin for INSTA-CHAIN SNOW AND ICE CHAINS DISCONTINUED. We are immediately discontinuing Insta-Chain Snow and Ice chain options below. Insta-Chain has been acquired by OnSpot, also a supplier of snow and ice chains. OnSpot will be working to fulfill requirements of Insta-Chain tire chains currently committed in our backlog.

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

Vehicles listed
THOMAS BUILT BUSES SAF-T-LINER C22022
THOMAS BUILT BUSES SAF-T-LINER EFX2022
THOMAS BUILT BUSES SAF-T-LINER HDX2022

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