# Service bulletin S3938 202404

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: 10253780
- Published by NHTSA: 2024\-05\-01
- Manufacturer's number: S3938 202404
- Manufacturer's date: 2024\-04\-01
- NHTSA component: SUSPENSION

## NHTSA's summary

Service Campaign: Primax Bracket Clocking

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-10253780-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-10253780-9999.pdf)

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

## Components

Suspension

## Vehicles listed

- 2024 MACK GRANITE \(GR\)

## Other bulletins for the same vehicles and component

- [CBR 2246\-5 032026](/bulletins/11030583.md), 2026-04-02, Service bulletin: SUSPENSION. CBR \- Z Spring Bracket Wear.
- [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.
- [S3857 202402](/bulletins/10251335.md), 2024-03-06, Service bulletin: STEERING; SUSPENSION. Service Campaign \- MMD Suspension Bracket Torque.
- [CBR\-2014 202402](/bulletins/10251328.md), 2024-03-05, Service bulletin: SUSPENSION. CBR \- Driveline Noise, Suspension Ride Height Too High, Suspension Will Not Exhaust \- Chassis Built 2016w01 And Newer.
- [CBR\-2016 202401](/bulletins/10249551.md), 2024-02-02, Service bulletin: STRUCTURE; SUSPENSION. CBR: Frame Or Cab Lean
- [KC\-2292](/bulletins/10238830.md), 2023-07-06, Service bulletin: SUSPENSION. Vehicles Equipped With Chalmers Suspension \- Frame Bracket Hardware Loose or Interfering
- [KC\-2273\-Rev6](/bulletins/10237336.md), 2023-06-05, Service bulletin: WHEELS; SUSPENSION; POWER TRAIN. CBR: Pre\-Delivery Inspection \(PDI\) Torque Values. This is to help with the torque specs needed to complete a Pre\- Delivery Inspection \(PDI\).
- [KC\-2273](/bulletins/10235366.md), 2023-05-03, Service bulletin: SUSPENSION. CBR: Mack \- Pre\-Delivery Inspection \(PDI\) Torque Values

JSON: [/v1/bulletins/10253780](/v1/bulletins/10253780)

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