# Service bulletin P\-1672

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: 10026506
- Published by NHTSA: 2008\-11\-04
- Manufacturer's number: P\-1672
- Manufacturer's date: 2008\-09\-18
- NHTSA component: ENGINE AND ENGINE COOLING:ENGINE

## NHTSA's summary

EXHAUST ROCKER ARM, COMBUSTION SEALING WASHER AND UNIT INJECTOR YOKE REPLACEMENT. \*PE

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Engine

## Vehicles listed

- 2008 MACK CHN
- 2008 MACK CHU
- 2008 MACK CL
- 2008 MACK CT
- 2008 MACK CTP
- 2008 MACK CV
- 2008 MACK CXN
- 2008 MACK CXP
- 2008 MACK CXU
- 2008 to 2009 MACK GU
- 2008 MACK LEU
- 2008 MACK MRU

## Other bulletins for the same vehicles and component

- [CBR 820\-9 202601](/bulletins/11028051.md), 2026-02-03, Service bulletin: ENGINE; VEHICLE SPEED CONTROL. CBR \- Mack Chassis \- Engine Brake Only Works With The Brake Pedal, No Function During Cruise. US07 And Newer Emissions, Model Year 2008 And Newer.
- [M\-251\-008](/bulletins/10225632.md), 2022-11-03, Service bulletin: ENGINE AND ENGINE COOLING. 2008 document reformated to be published as a TSB in Impact. Intake mounting hardware.
- [M\-265\-002](/bulletins/10222608.md), 2022-10-06, Service bulletin: ENGINE AND ENGINE COOLING. TSB\-Charge Air Cooler t\-clamp install.
- [KC\-2112](/bulletins/10215315.md), 2022-07-05, Service bulletin: ELECTRICAL SYSTEM; POWER TRAIN; ENGINE AND ENGINE COOLING. Programming Failure \- Chassis With Cummins Engine And An Allison Transmission
- [KC\-750](/bulletins/10215287.md), 2022-07-05, Service bulletin: ENGINE AND ENGINE COOLING. US10 Emission Engines \- Diagnostic Trouble Code \( DTC \) SPN 1231 FMI 9 Troubleshooting.
- [KC\-663](/bulletins/10213658.md), 2022-06-07, Service bulletin: ENGINE AND ENGINE COOLING. Emcon \(Spark Assist\) Engine Aftertreatment System Troubleshooting Check Sheet \- US07 Emissions
- [KC\-653](/bulletins/10213652.md), 2022-06-07, Service bulletin: ENGINE AND ENGINE COOLING. Low Oil Pressure Diagnostic Process For 11 Liter Engines
- [KC\-644](/bulletins/10213651.md), 2022-06-07, Service bulletin: ENGINE AND ENGINE COOLING. Manual Compression Test Adapter For Engines With Stainless Steel Injector Sleeves \(Conical Tip Injectors\) \- US07 And Newer Emissions, Model Year 2008 And Newer
- [KC\-630](/bulletins/10213646.md), 2022-06-07, Service bulletin: ENGINE AND ENGINE COOLING. Sensor And Parameter Value Monitor \- Template Parameter List For Pre\-OBD \(9\-Pin Diagnostic Connector\) Chassis In Premium Tech Tool \( PTT \); Regeneration And Road Test Sensor Monitor Parameters \- US07 And US10 Emissions, Model Years 2008 To 2013
- [KC\-2171](/bulletins/10213641.md), 2022-06-07, Service bulletin: ENGINE AND ENGINE COOLING. Temperature Sensor Troubleshooting Guide \- US10\+OBD13 And Newer

JSON: [/v1/bulletins/10026506](/v1/bulletins/10026506)

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