# Service bulletin Techtalk7931

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: 10184912
- Published by NHTSA: 2020\-12\-31
- Manufacturer's number: Techtalk7931
- Manufacturer's date: 2020\-12\-10
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

Tech Talk discussion on Injector \#2 response time long.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10184912-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10184912-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2006 WESTERN STAR 4900

## Recalls for the same vehicles and component

- [12V074000](/recalls/nhtsa/12V074000.md), 2012-02-28: ENGINE AND ENGINE COOLING:ENGINE:DIESEL
- [11V146000](/recalls/nhtsa/11V146000.md), 2011-03-03: ENGINE AND ENGINE COOLING
- [09V366000](/recalls/nhtsa/09V366000.md), 2009-09-23: ENGINE AND ENGINE COOLING
- [2009270](/recalls/tc/2009270.md), 2009-09-22: Engine
- [2006034](/recalls/tc/2006034.md), 2006-02-09: Engine
- [06V030000](/recalls/nhtsa/06V030000.md), 2006-02-08: ENGINE AND ENGINE COOLING

## Other bulletins for the same vehicles and component

- [20TS\-01](/bulletins/10170603.md), 2020-01-22, Service bulletin: ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY. Technical Service Letter for DDC Series 60 engines concerning Series 60 Cylinder Head Resurfacing/Finish. Detroit Diesel does not recommend third party resurfacing of Series 60 cylinder heads \(outside of Detroit and Detroit Reman\).
- [sbw2018](/bulletins/10142301.md), 2018-06-25, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. sbw2018 Western Star 4800 and 4900 Radiator Mounting
- [711\-13](/bulletins/10142010.md), 2018-06-18, Service bulletin: ENGINE; ELECTRICAL SYSTEM. 711\-13 SPN 100\-FMI 4 \- ALL YEARS
- [717\-13](/bulletins/10142000.md), 2018-06-18, Service bulletin: EQUIPMENT; ENGINE; EQUIPMENT:MECHANICAL; EQUIPMENT ADAPTIVE/MOBILITY. 717\-13 Oil Pan
- [sbw2019](/bulletins/10141028.md), 2018-06-11, Service bulletin: ENGINE AND ENGINE COOLING. sbw2019 Kysor Fan Clutch Rocking Runout Inspection
- [0514\-16](/bulletins/10130377.md), 2018-03-13, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE \(EGR VALVE\). Cleaning of the Exhaust Gas Recirculation Venturi Pipe Delta P Sensor Ports
- [0504\-16](/bulletins/10130348.md), 2018-03-13, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER. Inspection of the DD13 Turbocharger
- [15TS3](/bulletins/10129705.md), 2018-03-05, Service bulletin: ENGINE AND ENGINE COOLING. 15TS3 Detroit? Coolant Change From Nitrite Organic Acid Technology
- [15TS10](/bulletins/10129704.md), 2018-03-05, Service bulletin: ENGINE AND ENGINE COOLING. 15TS10Rev DD Engine Platform Coolant Filter
- [sbw2023](/bulletins/10129683.md), 2018-03-05, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. sbw2023 Modine Copper/Brass Bolted Downflow Radiator Rebuilding

JSON: [/v1/bulletins/10184912](/v1/bulletins/10184912)

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