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Service bulletin KC-896

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 id10204031
Published by NHTSA2021-12-07
Manufacturer's numberKC-896
Manufacturer's date2021-11-09
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

Mack Chassis - Diagnosing An OBD Truck With Inactive P1140-00 DTC " Volvo Compression Brake (VCB) Control Oil Temperature Too Low"

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

Engine

Trouble codes named

P1140

Vehicles listed
MACK MACK

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