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Service bulletins for the 2019 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.

331 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
KC-2263-Ver52023-06-05. Service bulletin. ENGINE AND ENGINE COOLING. CBR: Timing Gear Plate Repair. This solution provides supplementary information to be used when installing a Timing Gear Plate with Integrated Seal.
KC-20162023-04-04. Service bulletin. SUSPENSION. Frame Or Cab Lean - Gen II Chassis
S76272023-03-07. Service bulletin. ENGINE AND ENGINE COOLING. Mack MMD Alternator Pulley
S75672023-03-07. Service bulletin. ENGINE AND ENGINE COOLING. Electronic Pressure Releif Valve (EPRV) Delete & Fuel Rail Pressure Sensor
KC-22532023-03-07. Service bulletin. SUSPENSION. Barksdale Height Control Valve Troubleshooting Guide
KC-3062023-03-07. Service bulletin. POWER TRAIN. Diagnostic Trouble Code ( DTC ) P10AE Logged In TECU With ACTIVE Or INACTIVE Status, Fault Code Cannot Be Cleared; Possibly Accompanied By P105817 And P105818 - US10+OBD13 And Newer Emissions (16-Pin Diagnostic Connector), Commonly Model Year 2014
KC-22532023-03-06. Service bulletin. SUSPENSION. Barksdale Height Control Valve Troubleshooting Guide
M-212-0012023-01-04. Service bulletin. ENGINE AND ENGINE COOLING. Timing Gear Plate Inspection
M-371-0042023-01-03. Service bulletin. EQUIPMENT:ELECTRICAL; VISIBILITY/WIPER. TBS- Jumper Harness,Wiper Motor,Replacement
KC-21652022-11-03. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Mack DEF Pump Troubleshooting Guide - US10+OBD13 And Newer Emissions
M-265-0022022-10-06. Service bulletin. ENGINE AND ENGINE COOLING. TSB-Charge Air Cooler t-clamp install.
KC-22162022-10-04. Service bulletin. ELECTRICAL SYSTEM. Mack Chassis - Incorrect Fog Lamp Electric Terminal Pinning - AN, GR, PI Models
KC-2832022-10-04. Service bulletin. EXTERIOR LIGHTING. Mack Chassis - Models - Anthem (AN), Pinnacle (PI, CXU, CHU) - Headlamp Aiming Instructions
KC-7332022-07-05. Service bulletin. ENGINE AND ENGINE COOLING. Back Office Mack Chassis - Secondary Gauge Set Up - Model Year 2018 and Newer.
KC-21072022-07-05. Service bulletin. ENGINE AND ENGINE COOLING. DEF Level (UQLS) Sensor Troubleshooting Guide - US17+OBD16 Emissions and Newer.
KC-21122022-07-05. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN; ENGINE AND ENGINE COOLING. Programming Failure - Chassis With Cummins Engine And An Allison Transmission
KC-21162022-07-05. Service bulletin. ENGINE AND ENGINE COOLING. NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions.
KC-21432022-07-05. Service bulletin. VEHICLE SPEED CONTROL. (Back Office) - Cruise Control Inoperative After Updating Software VECU5 Without ESP Package (UESP).
KC-21572022-07-05. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. Aftertreatment Hydrocarbon Injector (AHI) Troubleshooting Guide - US10+OBD13 And Newer Emissions.
KC-21582022-07-05. Service bulletin. ENGINE AND ENGINE COOLING. Selective Catalytic Reduction (SCR) Muffler Troubleshooting Guide - US10+OBD13 And Newer Emissions.
KC-21652022-07-05. Service bulletin. ENGINE AND ENGINE COOLING. DEF Pump Troubleshooting Guide - US10+OBD13 And Newer Emissions.
KC-3992022-07-05. Service bulletin. ELECTRICAL SYSTEM. Vehicle Overspeed Warning Comes Active At A Lower Speed Than Expected; Vehicle Overspeed Warning In Driver Information Display (DID) - Model Year 2018 And Newer With New Style Instrument Cluster.
KC-4052022-07-05. Service bulletin. POWER TRAIN. Warranty Automated Manual Transmission ( AMT, I-Shift, mDrive ) Control Housing Assembly; Guidelines For Filing A Claim For Chassis Return Visit With Transmission Issues After A Repair Requiring Control Housing Removal And Reinstallation - US07 And N.
KC-5612022-07-05. Service bulletin. ENGINE AND ENGINE COOLING. 11L, 13L, And 16L Engine Oil Analysis Specifications - US10 And Newer Emissions
KC-7352022-07-05. Service bulletin. EQUIPMENT. Premium Tech Tool (PTT) - Message For Data Mismatch, Product Configuration Mismatch; Instruction To Run An Accessory Kit Displayed When Attempting To Run Diagnostics For Diagnostic Trouble Codes (DTC) Or Programming - US10+OBD13 And Newer Emissions,

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.