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Service bulletin SER25-057 REV B

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 id11032302
Published by NHTSA2026-05-06
Manufacturer's numberSER25-057 REV B
Manufacturer's date2026-04-08
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

This communication updates coolant flush duration and recommends thermostat replacement.

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.

Vehicles listed
CARRIER TRANSICOLD CARRIER TRANSICOLD

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