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Service bulletin PB6040A

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 id10125506
Published by NHTSA2017-12-14
Manufacturer's numberPB6040A
Manufacturer's date2016-09-01
NHTSA componentSERVICE BRAKES, AIR:SUPPLY:COMPRESSOR

NHTSA's summary

To reduce the compressor load and compressor current draw, a software enhancement is now available that allows the compressor pressures to better equalize prior to restarting the compressor.

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

Brakes

Vehicles listed
CARRIER TRANSICOLD CARRIER TRANSICOLD

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