Service bulletins for the 2023 Mack Anthem
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.
149 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Suspension are shown. Show all
| CBR 2246-5 032026 | 2026-04-02. Service bulletin. SUSPENSION. CBR - Z Spring Bracket Wear. |
|---|---|
| CBR-2016 202412 | 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-2014 202402 | 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 | 2024-02-02. Service bulletin. STRUCTURE; SUSPENSION. CBR: Frame Or Cab Lean |
| M728-005A 202308 | 2023-09-06. Service bulletin. SUSPENSION. TSB: Barksdale Leveling Valve, Leak Test |
| CBR-2306 202308 | 2023-09-06. Service bulletin. SUSPENSION; SERVICE BRAKES, AIR; ELECTRICAL SYSTEM. CBR: Lift Axle Lowers During An Anti-lock Braking System (ABS)Breaking Event Or When Weight Is Added To The 5th Wheel/Rear Suspension- AN Model |
| KC-2292 | 2023-07-06. Service bulletin. SUSPENSION. Vehicles Equipped With Chalmers Suspension - Frame Bracket Hardware Loose or Interfering |
| KC-2273 | 2023-05-03. Service bulletin. SUSPENSION. CBR: Mack - Pre-Delivery Inspection (PDI) Torque Values |
| KC-2253 | 2023-03-07. Service bulletin. SUSPENSION. Barksdale Height Control Valve Troubleshooting Guide |
| KC-2253 | 2023-03-06. Service bulletin. SUSPENSION. Barksdale Height Control Valve Troubleshooting Guide |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.