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Service bulletins for the 2027 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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
CBR 2584-4 2026052026-06-02. Service bulletin. SUSPENSION; ELECTRICAL SYSTEM. Electronically controlled suspension (ECS) calibration procedure.
CBR 2583-1 2026052026-06-02. Service bulletin. ELECTRICAL SYSTEM. Tire Pressure Monitoring System U101A / U101B Fault Solution
CBR 2502-7 2026052026-06-02. Service bulletin. ELECTRICAL SYSTEM. Mack Chassis - Battery Sensor Diagnostic, Calibration, and Configuration Procedure
CBR 2496-14 2026052026-06-02. Service bulletin. ELECTRICAL SYSTEM. CBR to address when you should update to 3.0 service pack software update.
CBR 2465-6 2026052026-06-02. Service bulletin. ELECTRICAL SYSTEM; ENGINE. CBR to diagnosis issues with the Proactive Engine Restart system and Hood Open message.
CBR 2456-6 2026052026-06-02. Service bulletin. ELECTRICAL SYSTEM. Infotainment Update for Missing Apps, Navigation, and Apple/Android CarPlay Issues
GDC26-001 2026042026-05-05. Over-the-air update. POWER TRAIN. GDC - Transmission Oil Level Sensor
CBR 2574 2026042026-05-05. Service bulletin. WHEELS. CBR - Manual TPMS Wheel Sensor Calibration.
CBR 2573-1 2026042026-05-05. Service bulletin. POWER TRAIN. CBR - Mack Chassis - Through Shaft Bearing Retainer Breakage On Mack Carriers.
CBR 2569-3 2026042026-05-05. Service bulletin. SERVICE BRAKES. CBR - Brake Pad Wear Indicator DTC C107E68.
CBR 2568-3 2026042026-05-05. Service bulletin. ELECTRICAL SYSTEM. CBR - Communication Lost With Ultracapacitor Message With Associated CCIOM DTC U100687 and a Startability Issue.
CBR 2562-15 2026042026-05-05. Service bulletin. ELECTRICAL SYSTEM. CBR - Electric Pneumatic Module (EPM) Fault
CBR 2540-7 2026042026-05-05. Service bulletin. SEAT BELTS; STRUCTURE:BODY; UNKNOWN OR OTHER. CBR - Upper Bunk Restraint System – Plastic Gable Retention Field Fix.
CBR 2362-3 2026042026-05-04. Service bulletin. POWER TRAIN. CBR - Mack Carrier Nut Adhesive Change.
CBR 2570-1 0320262026-04-02. Service bulletin. ELECTRICAL SYSTEM; SERVICE BRAKES. CBR - EBS - Electro-Pneumatic Module - Signal Compare Failure DTC C109562 - AN (4) - PR.
CBR 2565-1 0320262026-04-02. Service bulletin. ELECTRICAL SYSTEM. CBR - Trailer, 12Volt Right/Left Direction Indicator Circuit Warning - AN (4) - PR.
CBR 2564-1 0320262026-04-02. Service bulletin. LANE DEPARTURE: BLIND SPOT DETECTION; VEHICLE SPEED CONTROL. CBR - Check Radar Pop Up Message.
CBR 2246-5 0320262026-04-02. Service bulletin. SUSPENSION. CBR - Z Spring Bracket Wear.
CBR 2712-7 0320262026-04-02. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. CBR - No Start Condition After Over the Air Programing.

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