# Service bulletin K12246971

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: 10145530
- Published by NHTSA: 2018\-10\-15
- Manufacturer's number: K12246971
- Manufacturer's date: 2018\-09\-11
- NHTSA component: SUSPENSION; POWER TRAIN; STRUCTURE

## NHTSA's summary

Grounding Bus Bar On Frame Rail Stud; Inspection To Be Performed For Power And Ground, Data Link DTCs \- US13 And Newer Emissions, Common Model Year 2018 And Newer

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10145530-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10145530-0001.pdf)

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

## Components

Body and frame, Suspension, Transmission and driveline

## Vehicles listed

- 2018 to 2019 MACK ANTHEM \(AN\)
- 2018 MACK CHU
- 2018 MACK CXU
- 2019 MACK GRANITE \(GU\)
- 2018 MACK GU
- 2019 MACK PINNACLE \(CHU\)
- 2019 MACK PINNACLE \(CXU\)
- 2018 MACK PINNACLE \(PI/PN\)
- 2018 to 2019 MACK TD

## Recalls for the same vehicles and component

- [2020551](/recalls/tc/2020551.md), 2020-11-12: Structure
- [19V047000](/recalls/nhtsa/19V047000.md), 2019-01-21: POWER TRAIN:CLUTCH ASSEMBLY

## Other bulletins for the same vehicles and component

- [CBR 2575\-1 202604](/bulletins/11032094.md), 2026-05-05, Service bulletin: STRUCTURE:BODY; UNKNOWN OR OTHER. CBR \- Mack Chassis \- Dash Panel Cracking at Mounting to BIW.
- [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 2246\-5 032026](/bulletins/11030583.md), 2026-04-02, Service bulletin: SUSPENSION. CBR \- Z Spring Bracket Wear.
- [CBR 2432\-2 202601](/bulletins/11028041.md), 2026-02-03, Service bulletin: STRUCTURE:BODY; VISIBILITY/WIPER. CBR \- Mack Chassis \- AN And GR Models \- Door Glass Shattering.
- [CBR 2464\-1 202505](/bulletins/11018816.md), 2025-06-02, Service bulletin: POWER TRAIN. Mack Chassis \- Rear Axle Overheat
- [CBR 70\-8 202505](/bulletins/11018803.md), 2025-06-02, Service bulletin: STRUCTURE:BODY. Lack of lateral structural hood support.
- [CBR\-2016 202412](/bulletins/11012156.md), 2025-01-02, Service bulletin: SUSPENSION. Frame lean can be caused by several seemingly isolated possibilities. The two most common are suspension and frame assembly issues.
- [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

JSON: [/v1/bulletins/10145530](/v1/bulletins/10145530)

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