Problems owners report
Complaints filed with NHTSA about the 2024 Mack Anthem (an), by the system named in each complaint. One complaint can name several.
- Fuel/propulsion system4
- Power train1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Recalls
Mack Trucks, Inc. (Mack) is recalling certain 2020-2025 Mack MD, 2019-2025 Anthem, Granite, 2024 MD Electric, and 2025 Pinnacle trucks equipped with a passenger bench seat. The seat belt anchorage bracket may be improperly welded. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 210, "Seat Belt Assembly Anchorages."
Mack Trucks, Inc. (Mack) is recalling certain 2020-2025 Anthem, Granite, TerraPro and Pinnacle vehicles, equipped with Bendix EC80 Advanced Electronic Control Units (ECU). Electrical noise and low signal to the power line carrier may cause the ECU to incorrectly process commands or stop working.
Mack Trucks, Inc. (Mack) is recalling certain 2024-2025 Anthem, Granite, and Pinnacle vehicles equipped with RollTek driver's seat assemblies. The seat pedestal and seat belt attachment may have been improperly tightened.
Mack Trucks, Inc. (Mack) is recalling certain 2024 Anthem, Pinnacle, and Terrapro vehicles. The steering gear assemblies may have been assembled incorrectly with fewer recirculating balls than are required, which may result in a loss of steering control.
Mack Trucks, Inc. (Mack) is recalling certain 2023-2024 GR, AN, LR, and Terrapro vehicles. The engine may not return to idle within 2 seconds if the accelerator pedal position sensor becomes disconnected. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 124, "Accelerator Control Systems."
Mack Trucks, Inc. (Mack) is recalling certain 2024 Anthem and Pinnacle vehicles. A software programming error may cause the electronic stability control (ESC) to be inoperative.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Mack told its dealers about the 2024 Mack Anthem (an): known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11010857 | Vehicles may present with oil leak coming from the clutch/flywheel housing and observation of burned clutch smell or clutch slipping. These symptoms can be mistaken as a crankshaft rear main seal leak, when the actual cause is the crankshaft adaptor O-ring. |
| 11010820 | CBR - 11L Engine block compatibility and Backward Conversion Parts Requirements |
| 11009708 | Emission Recall - Mack Trucks has determined that certain vehicles equipped with a model year (MY) 2022-2024 MP8 model engines, may be equipped with an improper engine software calibration that does not match the engine certification label. |
| 11009707 | CBR - One-Box SCR Weld Leaks. |
| 11009706 | CBR - 13L Engine - Rear Main Oil Seal Leak - Model Year 2025 |
| 11009705 | CBR - Mack Chassis - Timing Gear Plate Repair |
| 11008392 | Service Campaign: TGW3 Non-Communication |
| 11008382 | CBR: Vehicles Equipped With A Lift Axle - Wheel Speed Fault Code SPN 793, SPN 794 Set When Axle Is Up |
| 11008380 | CBR: Drivers Information Display (DID) Inoperative/Goes Blank During Vehicle Operation |
| 11008379 | CBR: Diagnostic Trouble Code (DTC) P107471 - AMT-F |
| 11008377 | 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 |
| 11008374 | CBR: US17 GHG Common Rail Fuel System Component Electrical Faults - Model Year 2017 To 2024 |
| 11008368 | CBR: The procedure to eliminate the Mack Chassis "Air Restriction Light On" seen in the cluster is to confirm that the parameter YYT is set to "Enable" with Premium Tech Tool. |
| 11008366 | CBR: To correct the MID136 SID 66 FMI 7 fault code the latest Bendix VCP fi le will need to be downloaded. |
| 11006927 | CBR: Diagnostic Trouble Code (DTC) U010187- Lost Communication With TECU |
| 11006925 | CBR: 11L, 13L, And 16L Engine Oil Analysis Specifications - US10 And Newer Emissions |
| 11006924 | CBR: Overhead Wear Overview - Model Year2018 To Current (Common Rail Fuel System ONLY) |
| 11006923 | 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. |
| 11006867 | Service Campaign: Mack trucks has determined that certain 2023 and 2024 model year AN vehicles could experience an issue with the upper radiator hose collapsing or deforming causing it to leak or interfere with the engine lifting bracket. |
| 11006864 | Service Campaign: Mack trucks has determined that certain 2023 and 2024 model year AN vehicles could experience an issue with the upper radiator hose collapsing or deforming causing it to leak or interfere with the engine lifting bracket. |
| 11006863 | Service Campaign: Mack trucks has determined that certain AN, GR, and PI models were built using the incorrect power steering cooler hose clamps. |
| 11006860 | Service Campaign: Mack trucks has determined that certain AN, GR, PI, TE, and LR model trucks built with TGW3 have stopped communicating after production. |
| 11005412 | CBR: Mack Chassis - Day Cab Glass Breakage |
| 11005411 | CBR: Drivers Information Display (DID)Inoperative After Cluster Replacement And Programming |
| 11005410 | CBR: Telematics Gateway (TGW) Connect Ability Issues |
NHTSA manufacturer communications (public domain)