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Service bulletin K74187033

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 id10171612
Published by NHTSA2020-02-24
Manufacturer's numberK74187033
Manufacturer's date2020-01-28
NHTSA componentEQUIPMENT

NHTSA's summary

Mack Chassis - Diagnostic Trouble Code (DTC) SA 0 FMI 0 or SPN 0 FMI 0 Present On Fault Code Readout - US10 And Newer Emissions, Model Year 2011 And Newer

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
MACK CHU
MACK CXU
MACK GU
MACK LE
MACK LR
MACK MR
MACK R
MACK TD

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