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Service bulletin KC-652

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 id10213623
Published by NHTSA2022-06-07
Manufacturer's numberKC-652
Manufacturer's date2022-05-17
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

Mack Low Oil Pressure Diagnostic Process For 11 Liter Engines

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

Vehicles listed
MACK ANTHEM (AN)2016 to 2017
MACK ANTHEM (AN)2018, 2019, 2020, 2021, 2022 (the catalog's model; the bulletin names a series or trim of it)
MACK ASET
MACK CH
MACK CHK SERIES
MACK CHU
MACK CHU2013 to 2018
MACK CL
MACK CLASS 6
MACK CLASS 7
MACK CLASS 8
MACK CMM2013
MACK CRD SERIES
MACK CRD112/113
MACK CRD200
MACK CRD92/93
MACK CS 300
MACK CS 300P
MACK CS SERIES
MACK CV
MACK CX
MACK CXU
MACK CXU2013 to 2018
MACK DM
MACK DM SERIES
MACK DM400
MACK DM600
MACK DM807
MACK DM809
MACK DM811
MACK DMM SERIES (the catalog's model; the bulletin names a series or trim of it)
MACK E6
MACK E7
MACK F SERIES
MACK FDM
MACK FREEDOM
MACK GRANITE (GR)2018, 2019, 2020, 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
MACK GRANITE (GU)2013 to 2016
MACK GRANITE (GU)2017 (the catalog's model; the bulletin names a series or trim of it)
MACK GU
MACK GU2013 to 2018
MACK J-TECH
MACK LE
MACK LEU2013 to 2017
MACK LR
MACK LR2013 to 2014
MACK LR2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
MACK LR ELECTRIC2020 to 2023
MACK LR62013 to 2016
MACK M35AK
MACK M65BX
MACK MACK
MACK MB SERIES
MACK MC400
MACK MC600
MACK MD2020, 2021, 2022, 2023
MACK MH
MACK MIDLINER
MACK MIDR
MACK MILITARY VEHICLE
MACK MR
MACK MR SERIES
MACK MR400
MACK MR600
MACK MRU2013 to 2018
MACK MS SERIES
MACK MS200P
MACK MS300
MACK MS300P
MACK PINNACLE (CHU)2013 to 2016
MACK PINNACLE (CHU)2017, 2018, 2019, 2020, 2021, 2022 (the catalog's model; the bulletin names a series or trim of it)
MACK PINNACLE (CXU)2013 to 2016
MACK PINNACLE (CXU)2017, 2018, 2019, 2020, 2021, 2022 (the catalog's model; the bulletin names a series or trim of it)
MACK PINNACLE (PI/PN)2018, 2019, 2020, 2021, 2022 (the catalog's model; the bulletin names a series or trim of it)
MACK R
MACK RB
MACK RD
MACK RD SERIES
MACK RM SERIES
MACK RW SERIES (the catalog's model; the bulletin names a series or trim of it)
MACK SR70
MACK T200
MACK T2060A
MACK T2090L
MACK T2090LR
MACK T300
MACK TD
MACK TD2013 to 2019
MACK TE2019 to 2021
MACK TERRAPRO (LEU)2013 to 2016
MACK TERRAPRO (LEU/MRU)2013 to 2016
MACK TERRAPRO (LEU/MRU)2017, 2018, 2019 (the catalog's model; the bulletin names a series or trim of it)
MACK TERRAPRO (MRU)2013 to 2016
MACK TERRAPRO (MRU)2017, 2018, 2019, 2020, 2021, 2022 (the catalog's model; the bulletin names a series or trim of it)
MACK TERRAPRO (TE)2017, 2018 (the catalog's model; the bulletin names a series or trim of it)
MACK TERRAPRO (TE)2022 (the catalog's model; the bulletin names a series or trim of it)
MACK TITAN2013 to 2015
MACK TITAN (TD)2013 to 2018
MACK U
MACK V-MAC
MACK V-MAC III
MACK WL
MACK WS

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

Recalls for the same vehicles and component
26V1390002026-03-11. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE
22V6060002022-08-09. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
15V7020002015-10-26. ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
TSB M-913-001 2026092026-10-02. Service bulletin. Parker engine-mounted hydraulic pump service bulletin.
M0304 EC0033 2026062026-06-29. Emissions. Mack Trucks has determined that certain vehicles equipped with a model year (“MY”) 2017-2018 MP8 Turbo Compound (TC) engine may not meet California and Federal Regulations (CARB). This Recall is for updated software that will reduce the amount of time necessary for the system to operate in a cold engine warm-up strategy and provide health monitoring of the Selective Catalyst Reduction (SCR).
M0039 0320262026-04-02. Emissions. Emissions - EC0039 MST21 Failure to Detect P20EE - AN, CHU.
M0302 0220262026-03-03. Emissions. Emissions - Mack Trucks has determined that certain vehicles equipped with a model year (“MY”) 2017-2018 MP7 engine may not meet California and Federal Regulations (CARB).
CBR 820-9 2026012026-02-03. Service bulletin. CBR - Mack Chassis - Engine Brake Only Works With The Brake Pedal, No Function During Cruise. US07 And Newer Emissions, Model Year 2008 And Newer.
CBR 2128-7 2026012026-02-03. Service bulletin. CBR - Engine Control Module (EMS) Software Information - Improvement List (Change Log), US21+OBD2021 Emissions ONLY
CBR 2107-22 2026012026-02-02. Service bulletin. CBR - Mack DEF Level (UQLS) Sensor Troubleshooting Guide - US17+OBD16 Emissions to US22+OBD2023 (DOES NOT APPLY TO AN(4) and PR(4)).
CBR 199 2025122026-01-05. Service bulletin. Vehicles affected by this issue will show coolant runoff on the front rights side of the engine.
CBR 2171-11 2025112025-12-03. Service bulletin. CBR - Mack Temperature Sensor Troubleshooting Guide
CBR 199-6 2025112025-12-03. Service bulletin. CBR - 13 Liter Engines ONLY - Engine Coolant Pump Housing Leak; Coolant Found Around The Oil Cooler Duct Cover Or In Between The Coolant Pump Housing And Oil Cooler Housing.