Service bulletin KC-399
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 | 10215296 |
| Published by NHTSA | 2022-07-05 |
| Manufacturer's number | KC-399 |
| Manufacturer's date | 2022-06-17 |
| NHTSA component | ELECTRICAL SYSTEM |
NHTSA's summary
Vehicle Overspeed Warning Comes Active At A Lower Speed Than Expected; Vehicle Overspeed Warning In Driver Information Display (DID) - Model Year 2018 And Newer With New Style Instrument Cluster.
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
Electrical system
| MACK ANTHEM (AN) | 2018, 2019, 2020, 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it) |
|---|---|
| MACK ASET | |
| MACK CH | |
| MACK CHK SERIES | |
| MACK CHU | |
| MACK CHU | 2018 |
| MACK CL | |
| MACK CLASS 6 | |
| MACK CLASS 7 | |
| MACK CLASS 8 | |
| 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 CXU | 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 GU | |
| MACK GU | 2018 |
| MACK J-TECH | |
| MACK LE | |
| MACK LR | |
| MACK LR | 2018, 2019, 2020, 2021, 2022 |
| MACK LR ELECTRIC | 2020 to 2023 |
| MACK M35AK | |
| MACK M65BX | |
| MACK MACK | |
| MACK MB SERIES | |
| MACK MC400 | |
| MACK MC600 | |
| MACK MD | 2020, 2021, 2022, 2023 |
| MACK MH | |
| MACK MIDLINER | |
| MACK MIDR | |
| MACK MILITARY VEHICLE | |
| MACK MR | |
| MACK MR SERIES | |
| MACK MR400 | |
| MACK MR600 | |
| MACK MRU | 2018 |
| MACK MS SERIES | |
| MACK MS200P | |
| MACK MS300 | |
| MACK MS300P | |
| MACK PINNACLE (CHU) | 2018, 2019, 2020, 2021, 2022 (the catalog's model; the bulletin names a series or trim of it) |
| MACK PINNACLE (CXU) | 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 (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 TD | 2018 to 2019 |
| MACK TE | 2019 to 2021 |
| MACK TERRAPRO (LEU/MRU) | 2018, 2019 (the catalog's model; the bulletin names a series or trim of it) |
| MACK TERRAPRO (MRU) | 2018, 2019, 2020, 2021, 2022 (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 TERRAPRO (TE) | 2022 (the catalog's model; the bulletin names a series or trim of it) |
| MACK TITAN (TD) | 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.
| 24V792000 | 2024-10-23. ELECTRICAL SYSTEM:SOFTWARE; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE |
|---|---|
| 2023021 | 2023-01-24. Electrical |
| 18V152000 | 2018-03-06. INTERIOR LIGHTING; VISIBILITY:WINDSHIELD WIPER/WASHER; EXTERIOR LIGHTING; ELECTRICAL SYSTEM |
| 17V261000 | 2017-04-18. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR |
A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.
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| CBR 2712-7 032026 | 2026-04-02. Service bulletin. CBR - No Start Condition After Over the Air Programing. |
| CBR 126 022026 | 2026-03-03. Service bulletin. CBR - The purpose of this solution is to give information on Engine Control Module (EMS) Software content. |
| CBR 2128-7 202601 | 2026-02-03. Service bulletin. CBR - Engine Control Module (EMS) Software Information - Improvement List (Change Log), US21+OBD2021 Emissions ONLY |
| CBR 2495-4 202511 | 2025-12-03. Service bulletin. CBR - Carb 24 Phase 1 - 48V Diagnostics Guide. |
| CBR 2171-11 202511 | 2025-12-03. Service bulletin. CBR - Mack Temperature Sensor Troubleshooting Guide |
| CBR 2495 092025 | 2025-10-01. Service bulletin. The purpose of the 48V EATS heater system is to provide additional heat to the exhaust stream allowing the EATS to become active earlier during acold start and during engine operation that produces low exhaust gas temperatures. |
| CBR 2172-5 082025 | 2025-09-02. Service bulletin. CBR - When an OTA (Over-The-Air) job starts to program the VECU blocks the starter relay out, if the job ends in a Critical failure, the vehicle will remain in Safe State. |
| CBR 407 072025 | 2025-08-04. Service bulletin. CBR - To correct the MID136 SID 66 FMI 7 fault code the latest Bendix VCP file will need to downloaded. |
| CBR 2488 072025 | 2025-08-04. Service bulletin. CBR - A significant GPS reporting issue is affecting fleet operations, with trucks maintaining back-office communication but failing to transmit GPS location data. |