# Service bulletin 20TS\-01

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: 10170603
- Published by NHTSA: 2020\-01\-22
- Manufacturer's number: 20TS\-01
- Manufacturer's date: 2020\-01\-21
- NHTSA component: ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY

## NHTSA's summary

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 \(outside of Detroit and Detroit Reman\).

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10170603-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10170603-9999.pdf)

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

## Components

Engine, Equipment and accessories

## Vehicles listed

- 2007 to 2011 FREIGHTLINER CASCADIA
- 2002 to 2011 FREIGHTLINER CENTURY CLASS
- 1999 to 2000 FREIGHTLINER COLUMBIA
- 2002 to 2011 FREIGHTLINER COLUMBIA
- 2002 to 2011 FREIGHTLINER CORONADO
- 2002 to 2011 WESTERN STAR 4700
- 2004 to 2011 WESTERN STAR 4800
- 2002 to 2011 WESTERN STAR 4900
- 2002 to 2011 WESTERN STAR 6900

## Recalls for the same vehicles and component

- [2017636](/recalls/tc/2017636.md), 2017-12-18: Accessories
- [17V810000](/recalls/nhtsa/17V810000.md), 2017-12-15: EQUIPMENT
- [14V680000](/recalls/nhtsa/14V680000.md), 2014-10-29: FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
- [14V080000](/recalls/nhtsa/14V080000.md), 2014-02-21: ENGINE AND ENGINE COOLING:ENGINE
- [12V405000](/recalls/nhtsa/12V405000.md), 2012-08-16: EQUIPMENT
- [12V074000](/recalls/nhtsa/12V074000.md), 2012-02-28: ENGINE AND ENGINE COOLING:ENGINE:DIESEL
- [11V605000](/recalls/nhtsa/11V605000.md), 2011-12-27: ENGINE AND ENGINE COOLING:ENGINE:DIESEL
- [2011439](/recalls/tc/2011439.md), 2011-12-22: Engine
- [11V474000](/recalls/nhtsa/11V474000.md), 2011-09-15: ENGINE AND ENGINE COOLING
- [2011141](/recalls/tc/2011141.md), 2011-03-29: Engine

## Other bulletins for the same vehicles and component

- [SB83\-137](/bulletins/10209296.md), 2022-04-01, Service bulletin: ENGINE AND ENGINE COOLING. Revised Freightliner Service Bulletin for ParkSmart Eberspaecher Auxiliary Heater Service. This bulletin replaces the version dated May 2015. The note in General Information has been revised to include New Cascadia. Espar information has been changed to reflect a company name change to Eberspaecher.
- [14 TS\- 13REV](/bulletins/10196530.md), 2021-06-10, Service bulletin: ENGINE AND ENGINE COOLING. "Major fuel system damage can occur when DEF is introduced into the fuel system. A no\-start condition, engine overspeed, or engine ran backwards complaints can all be caused by DEF in the fuel system. Likewise, DEF system damage can occur when diesel fuel is introduced into the DEF system. DEF quality fault codes \(SPN 3364\) and NOx conversion fault codes \(SPN 4364\) can be caused by diesel fuel in the DEF system."
- [WSTCAE180\-2020](/bulletins/10193771.md), 2021-05-18, Service bulletin: EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Portland Truck Plant Paint Changes
- [WSTCAE177\-2020](/bulletins/10193768.md), 2021-05-18, Service bulletin: EQUIPMENT; POWER TRAIN; EQUIPMENT ADAPTIVE/MOBILITY. Meritor Transfer Case Updates
- [FAB153](/bulletins/10193705.md), 2021-05-18, Service bulletin: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE. Freightliner Action Bulletin FAB153 New Harness Highway for Cascadia
- [FAB144](/bulletins/10193645.md), 2021-05-18, Service bulletin: EQUIPMENT:OTHER:LABELS. Freightliner Action Bulletin FAB144 Smartway Certification
- [TSN 31\-06](/bulletins/10193161.md), 2021-05-13, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM; STRUCTURE:FRAME AND MEMBERS. TSN for the Thermo King Tripac APU located on the right hand frame rail back of cab / sleeper is installed such that the top of the APU is 76mm \(3 inches\) above the top flange of the frame rail. Under certain turning conditions and fifth wheel configurations it is possible for the trailer to contact the top cover of the Tripac APU.
- [SB83133](/bulletins/10192961.md), 2021-05-10, Service bulletin: EQUIPMENT:APPLIANCE:AIR CONDITIONER. New H02 and H03 A/C lines.
- [SB4934](/bulletins/10192960.md), 2021-05-10, Service bulletin: ENGINE AND ENGINE COOLING. DEF Tank Coolant Valve O\-Ring Kit
- [TechTalk566564K](/bulletins/10191850.md), 2021-05-07, Service bulletin: ENGINE AND ENGINE COOLING. Tech Talk discussion on DD13 rail pressure woes.

JSON: [/v1/bulletins/10170603](/v1/bulletins/10170603)

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