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Service bulletin S7453

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10172206
Published by NHTSA2020-03-09
Manufacturer's numberS7453
Manufacturer's date2020-02-06
NHTSA componentSUSPENSION

NHTSA's summary

LUPERON V-ROD JOINT (MACK EXPORT)

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

Suspension

Vehicles listed
MACK PINNACLE (CXU)2019 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
CBR 2246-5 0320262026-04-02. Service bulletin. CBR - Z Spring Bracket Wear.
CBR-2016 2024122025-01-02. Service bulletin. Frame lean can be caused by several seemingly isolated possibilities. The two most common are suspension and frame assembly issues.
CBR-2014 2024022024-03-05. Service bulletin. CBR - Driveline Noise, Suspension Ride Height Too High, Suspension Will Not Exhaust - Chassis Built 2016w01 And Newer.
CBR-2016 2024012024-02-02. Service bulletin. CBR: Frame Or Cab Lean
M728-005A 2023082023-09-06. Service bulletin. TSB: Barksdale Leveling Valve, Leak Test
KC-22922023-07-06. Service bulletin. Vehicles Equipped With Chalmers Suspension - Frame Bracket Hardware Loose or Interfering
KC-20162023-04-04. Service bulletin. Frame Or Cab Lean - Gen II Chassis
KC-22532023-03-06. Service bulletin. Barksdale Height Control Valve Troubleshooting Guide
M-451-0022022-09-01. Service bulletin. 2009 Document reformatted to be published as a TSB in Impact. Axle Carrier Pinion Angles
M-652-0012022-09-01. Service bulletin. 2009 Document reformatted to be published as a TSB in Impact. Axle Alignment Specifications