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Service bulletin S7496

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 id10175991
Published by NHTSA2020-06-03
Manufacturer's numberS7496
Manufacturer's date2020-05-06
NHTSA componentENGINE; EQUIPMENT:OTHER:LABELS

NHTSA's summary

Reman Engine Label 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.

Components

Engine, Equipment and accessories, Labels and manuals

Vehicles listed
MACK CH2003, 2004, 2005
MACK CH2006 to 2007
MACK CT2004 to 2008
MACK CX2003 to 2007
MACK GU2006 to 2016
MACK LE2003, 2004, 2005, 2006, 2007
MACK MR2003, 2004, 2005, 2006, 2007

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

Other bulletins for the same vehicles and component
KC-614-Ver42023-06-05. Service bulletin. CBR: eWarranty To UCHP Labor Code ( SCC Code ) Crossover, Conversion Information For Use With Campaigns ( FI, PI ) And Recalls ( EC, SC ), Location On Trucks Dealer Portal ( TDP )
S76272023-03-07. Service bulletin. Mack MMD Alternator Pulley
KC-22482023-03-07. Service bulletin. Flywheel Housing Thread Repair
M-265-0022022-10-06. Service bulletin. TSB-Charge Air Cooler t-clamp install.
M-263-0032022-09-01. Service bulletin. 2009 Document reformatted to be published as a TSB in Impact. Fan Drive Belt Replacement MP7 Engine
M-258-0062022-09-01. Service bulletin. 2009 Document reformatted to be published as a TSB in Impact. DRV Air Line Service Kit
M-811-0012022-09-01. Service bulletin. 2009 Document reformatted to be published as a TSB in Impact. Day cab Conversion Closure Panel
KC-21122022-07-05. Service bulletin. Programming Failure - Chassis With Cummins Engine And An Allison Transmission
KC-7502022-07-05. Service bulletin. US10 Emission Engines - Diagnostic Trouble Code ( DTC ) SPN 1231 FMI 9 Troubleshooting.
KC-6632022-06-07. Service bulletin. Emcon (Spark Assist) Engine Aftertreatment System Troubleshooting Check Sheet - US07 Emissions