Service bulletin KC-746
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.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10215323 |
| Published by NHTSA | 2022-07-05 |
| Manufacturer's number | KC-746 |
| Manufacturer's date | 2022-06-22 |
| NHTSA component | POWER TRAIN |
NHTSA's summary
Mack Chassis - Automated Manual Transmission Model F (AMT-F, mDrive) - Possible Infrequent Hiccup/Stumble During Steady Engine/Vehicle Speed; Diagnostic Trouble Code P1074-92, P1074-94, P1074-96 Logging, Appears As Inactive - Common Model Years 2018
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
P1074
| MACK ANTHEM (AN) | 2018 (the catalog's model; the bulletin names a series or trim of it) |
|---|---|
| MACK CHU | 2018 |
| MACK CXU | 2018 |
| MACK GRANITE (GR) | 2018 (the catalog's model; the bulletin names a series or trim of it) |
| MACK GU | 2018 |
| MACK LR | 2018 |
| MACK MRU | 2018 |
| MACK PINNACLE (CHU) | 2018 (the catalog's model; the bulletin names a series or trim of it) |
| MACK PINNACLE (CXU) | 2018 (the catalog's model; the bulletin names a series or trim of it) |
| MACK PINNACLE (PI/PN) | 2018 (the catalog's model; the bulletin names a series or trim of it) |
| MACK TD | 2018 |
| MACK TERRAPRO (LEU/MRU) | 2018 (the catalog's model; the bulletin names a series or trim of it) |
| MACK TERRAPRO (MRU) | 2018 (the catalog's model; the bulletin names a series or trim of it) |
| MACK TERRAPRO (TE) | 2018 (the catalog's model; the bulletin names a series or trim of it) |
| MACK TITAN (TD) | 2018 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| 19V047000 | 2019-01-21. POWER TRAIN:CLUTCH ASSEMBLY |
|---|
A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.
| CBR 2573-1 202604 | 2026-05-05. Service bulletin. CBR - Mack Chassis - Through Shaft Bearing Retainer Breakage On Mack Carriers. |
|---|---|
| CBR 2362-3 202604 | 2026-05-04. Service bulletin. CBR - Mack Carrier Nut Adhesive Change. |
| CBR 2464-1 202505 | 2025-06-02. Service bulletin. Mack Chassis - Rear Axle Overheat |
| CBR-2387 202409 | 2024-10-04. Service bulletin. CBR: Vehicles Equipped With A Lift Axle - Wheel Speed Fault Code SPN 793, SPN 794 Set When Axle Is Up |
| CBR-731 202409 | 2024-10-03. Service bulletin. CBR: Automated Manual Transmission (AMT) Model D or F (mDrive and I-Shift, AMT-D, AMT-F) - Transmission Oil Leakage From Transmission Input Shaft Seal Or Output Shaft Seal - US10 And Newer Emissions, Common Model Years 2010 And Newer |
| CBR-2391 202408 | 2024-09-04. Service bulletin. CBR: Diagnostic Trouble Code (DTC) U010187- Lost Communication With TECU |
| CBR-343 202408 | 2024-09-04. Service bulletin. CBR: Mack chassis with an mDRIVE transmission, there have been reports of complete shift assemblies and TECUs being replaced due to technicians being unable to pinpoint the source of the air leak. |
| CBR-1008 202404 | 2024-05-01. Service bulletin. 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. |
| CBR-202 202402 | 2024-03-05. Service bulletin. CBR - Automated Manual Transmission ( AMT ) Flywheel Pilot Bearing Wear On Input Shaft. |
| M-465-001 202311 | 2023-12-05. Service bulletin. TSB: Mack Trucks now offer an improved HD Inter-Axle Through Shaft for the CRD 125, 150, 180, and 200 family carriers. The new HD shaft went into production on January 23rd, 2023 for 2.54 - 3.50 axle ratios and April 1st, 2023 for 3.56 - 3.98 ratios. The new HD through shaft is an upgrade over the current standard shaft and can now be used as a replacement part instead of the standard shaft. The new HD shaft has a new design to increase strength, longevity and life over the standard shaft. |