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Service bulletin CBR-1008 202404

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 id10253804
Published by NHTSA2024-05-01
Manufacturer's numberCBR-1008 202404
Manufacturer's date2024-04-22
NHTSA componentPOWER TRAIN

NHTSA's summary

CBR: Equipped With An Automated Manual Transmission Model D or F ( AMT-D, AMT-F, mDrive) Missing X1 Value In VDA And Default Settings Guidelines, ParameterP1AOB; Fault Code P1052-54, Error 40,Or Error 18 Encountered During Clutch Or Tran.

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

Transmission and driveline

Trouble codes named

P1052

Vehicles listed
MACK ANTHEM (AN)2016 to 2017
MACK ANTHEM (AN)2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
MACK CHU2014 to 2018
MACK CXU2014 to 2018
MACK GRANITE (GR)2015 to 2016
MACK GRANITE (GR)2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
MACK GRANITE (GU)2014 to 2016
MACK GRANITE (GU)2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
MACK GU2014 to 2018
MACK LEU2014 to 2017
MACK LR2014
MACK LR2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
MACK LR62014 to 2016
MACK MD2020, 2021, 2022, 2023, 2024, 2025
MACK MRU2014 to 2018
MACK PINNACLE (CHU)2014 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)2014 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, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
MACK PIONEER PR (4)2025 (the catalog's model; the bulletin names a series or trim of it)
MACK TD2014 to 2019
MACK TE2019 to 2021
MACK TERRAPRO (LEU)2014 to 2016
MACK TERRAPRO (LEU/MRU)2014 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)2014 to 2016
MACK TERRAPRO (MRU)2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 (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, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
MACK TITAN2014 to 2015
MACK TITAN (TD)2014 to 2018

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

Recalls for the same vehicles and component
20261082026-03-11. Powertrain
24V4240002024-06-09. POWER TRAIN:AXLE ASSEMBLY; STEERING:LINKAGES:TIE ROD ASSEMBLY
19V0470002019-01-21. POWER TRAIN:CLUTCH ASSEMBLY
20164952016-10-11. Powertrain
16V0990002016-02-19. POWER TRAIN:DRIVELINE:DRIVESHAFT

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.
GDC26-001 2026042026-05-05. Over-the-air update. GDC - Transmission Oil Level Sensor
CBR 2573-1 2026042026-05-05. Service bulletin. CBR - Mack Chassis - Through Shaft Bearing Retainer Breakage On Mack Carriers.
CBR 2362-3 2026042026-05-04. Service bulletin. CBR - Mack Carrier Nut Adhesive Change.
TSB M-432-002A 0320262026-04-02. Service bulletin. TSB - Cable, Gear Selector, Replacement
CBR 2218-6 0320262026-04-02. Service bulletin. CBR - Parker F3 Hydraulic Pump Troubleshooting.
CBR 2482 0720252025-08-04. Service bulletin. CBR - Purpose of this CBR is to address Pop up message for PTO Malfunction when there is not PTO Installed.
S4558 2025062025-07-03. Service campaign. Mack trucks has determined that certain model year 2021-2024 PI models built with 4.19 rear axle ratios could experience elevated axle oil temps under high road speeds. To correct this issue the 4.19 ratio carriers need to be swapped to 3.79 ratio carriers. Follow the instructions below to replace both carriers with new ones.
CBR 2474-1 2025062025-07-01. Service bulletin. CBR - This bulletin provides guidance for identifying and addressing oil intrusion related to the Countershaft Brake (CSB) in AMT-G transmissions.
CBR 2464-1 2025052025-06-02. Service bulletin. Mack Chassis - Rear Axle Overheat