# Service bulletin S3047

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: 10235381
- Published by NHTSA: 2023\-05\-03
- Manufacturer's number: S3047
- Manufacturer's date: 2023\-04\-07
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

Engine Block Debris

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10235381-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10235381-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2024 MACK ANTHEM \(AN\)
- 2024 MACK PINNACLE \(PI/PN\)

## Other bulletins for the same vehicles and component

- [TSB M\-913\-001 202609](/bulletins/11037730.md), 2026-10-02, Service bulletin: ENGINE; POWER TRAIN. Parker engine\-mounted hydraulic pump service bulletin.
- [CBR\-2592\-1 202606](/bulletins/11034135.md), 2026-06-29, Service bulletin: ENGINE. The purpose of this CBR is to provide steps on how to correct a customer complaint of DTC P107B86 accompanied With intermittent loss of throttle.
- [CBR 2107\-22 202601](/bulletins/11028032.md), 2026-02-02, Service bulletin: ENGINE. CBR \- Mack DEF Level \(UQLS\) Sensor Troubleshooting Guide \- US17\+OBD16 Emissions to US22\+OBD2023 \(DOES NOT APPLY TO AN\(4\) and PR\(4\)\).
- [CBR 199 202512](/bulletins/11027007.md), 2026-01-05, Service bulletin: ENGINE. Vehicles affected by this issue will show coolant runoff on the front rights side of the engine.
- [CBR 2171\-11 202511](/bulletins/11026025.md), 2025-12-03, Service bulletin: ENGINE; ELECTRICAL SYSTEM. CBR \- Mack Temperature Sensor Troubleshooting Guide
- [CBR 199\-6 202511](/bulletins/11026021.md), 2025-12-03, Service bulletin: ENGINE. CBR \- 13 Liter Engines ONLY \- Engine Coolant Pump Housing Leak; Coolant Found Around The Oil Cooler Duct Cover Or In Between The Coolant Pump Housing And Oil Cooler Housing.
- [CBR 2495 092025](/bulletins/11023450.md), 2025-10-01, Service bulletin: ELECTRICAL SYSTEM; ENGINE. The purpose of the 48V EATS heater system is to provide additional heat to the exhaust stream allowing the EATS to become active earlier during acold start and during engine operation that produces low exhaust gas temperatures.
- [CBR 2107\-21 202505](/bulletins/11018813.md), 2025-06-02, Service bulletin: FUEL/PROPULSION SYSTEM; ENGINE. Mack DEF Level \(UQLS\) Sensor Troubleshooting Guide \- US17\+OBD16 Emissions and Newer
- [CBR 170\-8 202505](/bulletins/11018804.md), 2025-06-02, Service bulletin: ENGINE. Inactive Code P25AE00 Being Generated After A Hard Pull And A Momentary Drop In Engine Oil Pressure \(Low Oil Pressure\) \(Possible Related Codes \- SPN4811 , SPN 100 , PID 100\)
- [CBR\-2449 202503](/bulletins/11016347.md), 2025-04-02, Service bulletin: ENGINE. Cummins Exhaust Aftertreatment System \(EATS\) catalysts may experience cracking, which may be attributed to excessive vertical vibration in the exhaust stack. To mitigate this issue, a modification to the exhaust stack length is required.

JSON: [/v1/bulletins/10235381](/v1/bulletins/10235381)

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