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Service bulletin WALKER TRC 25874

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 id10199193
Published by NHTSA2021-07-19
Manufacturer's numberWALKER TRC 25874
Manufacturer's date2021-06-15
NHTSA componentSTRUCTURE; ENGINE

NHTSA's summary

Notice that certain direct-fit catalytic converters utilize an oval body that will trigger a check engine light

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, Engine

Vehicles listed
WALKER FOOD GRADE TANK TRAILER2015 (the catalog's model; the bulletin names a series or trim of it)

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

Recalls for the same vehicles and component
17V0480002017-01-20. STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.