# Service bulletin K31822325

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: 10170141
- Published by NHTSA: 2020\-01\-13
- Manufacturer's number: K31822325
- Manufacturer's date: 2019\-12\-18
- NHTSA component: POWER TRAIN; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT

## NHTSA's summary

Mack Chassis \- Differential Carrier Models CRD 125 And CRD 150 \- New Differential Axle Seal Installation Tool; New Tool Required For New Input And Output Seal Installation

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10170141-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10170141-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Equipment and accessories, Transmission and driveline

## Vehicles listed

- 2020 MACK ANTHEM \(AN\)
- 2007 MACK CH
- 2008 MACK CHN
- 2018 MACK CHU
- 2008 MACK CL
- 2008 MACK CT
- 2008 MACK CTP
- 2008 MACK CV
- 2007 MACK CX
- 2008 MACK CXN
- 2008 MACK CXP
- 2018 MACK CXU
- 2006 MACK DM
- 2020 MACK GRANITE \(GR\)
- 2018 MACK GU
- 2007 MACK LE
- 2017 MACK LEU
- 2020 MACK LR
- 2018 MACK MRU
- 2020 MACK PINNACLE \(PI/PN\)
- 2005 MACK RB
- 2005 MACK RD
- 2019 MACK TD
- 2020 MACK TE

## Recalls for the same vehicles and component

- [09V240000](/recalls/nhtsa/09V240000.md), 2009-06-30: POWER TRAIN:AXLE ASSEMBLY

## Other bulletins for the same vehicles and component

- [CBR 2573\-1 202604](/bulletins/11032092.md), 2026-05-05, Service bulletin: POWER TRAIN. CBR \- Mack Chassis \- Through Shaft Bearing Retainer Breakage On Mack Carriers.
- [CBR 2362\-3 202604](/bulletins/11032086.md), 2026-05-04, Service bulletin: POWER TRAIN. CBR \- Mack Carrier Nut Adhesive Change.
- [CBR 2464\-1 202505](/bulletins/11018816.md), 2025-06-02, Service bulletin: POWER TRAIN. Mack Chassis \- Rear Axle Overheat
- [CBR\-2387 202409](/bulletins/11008382.md), 2024-10-04, Service bulletin: POWER TRAIN. CBR: Vehicles Equipped With A Lift Axle \- Wheel Speed Fault Code SPN 793, SPN 794 Set When Axle Is Up
- [CBR\-731 202409](/bulletins/11008377.md), 2024-10-03, Service bulletin: POWER TRAIN. 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](/bulletins/11006927.md), 2024-09-04, Service bulletin: ELECTRICAL SYSTEM; POWER TRAIN. CBR: Diagnostic Trouble Code \(DTC\) U010187\- Lost Communication With TECU
- [CBR\-343 202408](/bulletins/11006923.md), 2024-09-04, Service bulletin: POWER TRAIN. 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](/bulletins/10253804.md), 2024-05-01, Service bulletin: POWER TRAIN. 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](/bulletins/10251329.md), 2024-03-05, Service bulletin: POWER TRAIN. CBR \- Automated Manual Transmission \( AMT \) Flywheel Pilot Bearing Wear On Input Shaft.
- [PSM23m2na71](/bulletins/10246099.md), 2023-12-05, Service bulletin: POWER TRAIN. Parts Sales and Marketing Bulletin: Mack Trucks is excited to announce an additional year warranty program on REMACK AMT mDRIVE Complete Transmissions. This extended warranty of 3 years or 350,000 miles on the transmission will be applicable when dealer installed, required parts are installed and is registered via eService.

JSON: [/v1/bulletins/10170141](/v1/bulletins/10170141)

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