# Service bulletin K55905221

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: 10142709
- Published by NHTSA: 2018\-07\-16
- Manufacturer's number: K55905221
- Manufacturer's date: 2018\-06\-15
- NHTSA component: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL

## NHTSA's summary

Mack Chassis \- Diagnostic Trouble Code \( DTC \) P0420 Illuminating The Malfunction Indicator Lamp \(MIL\) \- US17\+OBD16 And US17\+OBD18 \(GHG17\) Emissions \(Common Rail Fuel System\) \- Commonly Model Years 2018 And 2019

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10142709-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10142709-0001.pdf)

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

## Components

Fuel system, Fuel injection

## Trouble codes named

P0420

## Vehicles listed

- 2018 to 2019 MACK ANTHEM \(AN\)
- 2018 MACK CHU
- 2018 MACK CXU
- 2019 MACK GRANITE \(GU\)
- 2018 MACK GU
- 2018 to 2019 MACK LR
- 2018 MACK MRU
- 2019 MACK PINNACLE \(CHU\)
- 2019 MACK PINNACLE \(CXU\)

## Other bulletins for the same vehicles and component

- [K76992557](/bulletins/10145528.md), 2018-10-15, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL; FUEL SYSTEM, GASOLINE. Aftertreatment Hydrocarbon Injector \(AHI, 7th Injector\) Changes Between US10 And US17 \(GHG17, Common Rail Fuel System\) \- Chassis Experiencing High soot Accumulation, Abnormal \( Too High, Overtemp, Too Low \) Regeneration Temperatures Following An Aftertreatment Hydrocarbon Injector Nozzle Replacement Procedure
- [K04247174](/bulletins/10143800.md), 2018-08-20, Service bulletin: ENGINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. Diagnostic Trouble Code \( DTC \) P471 Illuminating The Malfunction Indicator Lamp \(MIL\) \- US17\+OBD16, US17\+OBD18 \(GHG17, Common Rail Fuel System\) Chassis With Turbo Compound ONLY
- [K73658294](/bulletins/10142722.md), 2018-07-16, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. Mack Chassis \- Diagnostic Trouble Codes \( DTC's \) P24A0 And P249F Lighting The Malfunction Indicator Lamp \( MIL \) \- US14\+OBD15, US14\+OBD16 \(Common Model Years 2016 And 2017\), US17\+OBD16 And Newer \( Common Rail Fuel System, Model Year 2018\)
- [K00527512](/bulletins/10142715.md), 2018-07-16, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. Mack Chassis \- Vehicles Equipped With A Vertical Selective Catalytic Reduction \(SCR\) System \- Diagnostic Trouble Codes \( DTC \) P1031 With Possible P24DA Lighting The Malfunction Indicator Lamp \( MIL \) \- US17\+OBD16 \(GHG17, Common Rail Fuel System\) Emissions, Commonly Model Year 2018
- [K23232043](/bulletins/10142710.md), 2018-07-16, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. Mack Chassis \- Diagnostic Trouble Code \( DTC \) P02FA Illuminating The Malfunction Indicator Lamp \(MIL\) \- US17\+OBD16 And US17\+OBD18 \(GHG17\) Emissions \(With Common Rail Fuel System\), Commonly Model Years 2018 And 2019
- [K53623240](/bulletins/10142681.md), 2018-07-16, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. Diagnostic Trouble Code \( DTC \) P0471 Illuminating The Malfunction Indicator Lamp
- [K42200114](/bulletins/10138711.md), 2018-05-29, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. Mack Chassis \- Diagnostic Trouble Code \( DTC \) P009E\-73 \- Fuel Pressure Relief Control Performance / Stuck Off \- US17\+OBD16 And US17\+OBD18 \( GHG17 \) Emissions \(With Common Rail Fuel System\), Commonly Model Years 2018 And 2019
- [K14637412](/bulletins/10129933.md), 2018-03-12, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. Diagnostic Trouble Code \( DTC \) P0194 \- 00 \- Fuel Rail Pressure Sensor \( RPS \), Circuit Erratic, Intermittent \- US17 \( GHG17 \) Emissions And Newer \( Common Rail Fuel System \); Common Model Years 2017 And 2018.Changed repair instructions to reflect new procedures

JSON: [/v1/bulletins/10142709](/v1/bulletins/10142709)

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