# Service bulletin 03\-071 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: 10169787 - Published by NHTSA: 2020\-01\-04 - Manufacturer's number: 03\-071 - Manufacturer's date: 2019\-12\-18 - NHTSA component: ELECTRICAL SYSTEM:SOFTWARE ## NHTSA's summary Information Only \- Vehicles built with NAMUX software from 2013 to present may experience accuracy issues with the tachometer. The issue can be temporarily resolved using any one of the included procedures. ## The document - [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10169787-0001.pdf) - [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10169787-9999.pdf) The document is the manufacturer's. This site does not hold it. ## Components Electrical system, Software ## Vehicles listed - 2011 to 2016 KENWORTH 963 - 2011 to 2019 KENWORTH C500 - 2011 to 2016 KENWORTH C540 - 2011 to 2016 KENWORTH C550 - 2016 KENWORTH K170 - 2011 to 2018 KENWORTH K270 - 2012 to 2016 KENWORTH K300 - 2011 to 2018 KENWORTH K370 - 2011 to 2012 KENWORTH K500 - 2012 to 2018 KENWORTH T170 - 2011 to 2012 KENWORTH T2000 - 2011 to 2020 KENWORTH T270 - 2011 KENWORTH T300 - 2011 to 2020 KENWORTH T370 - 2011 KENWORTH T400 - 2013 to 2015 KENWORTH T400 - 2011 to 2020 KENWORTH T440 - 2011 to 2017 KENWORTH T470 - 2020 KENWORTH T470 - 2011 KENWORTH T600 - 2013 KENWORTH T600 - 2017 to 2019 KENWORTH T600 - 2011 to 2019 KENWORTH T660 - 2011 to 2020 KENWORTH T680 - 2011 to 2014 KENWORTH T700 - 2011 to 2020 KENWORTH T800 - 2011 to 2020 KENWORTH T880 - 2011 to 2020 KENWORTH W900 - 2019 to 2020 KENWORTH W990 - 2011 to 2018 PETERBILT 210 - 2015 to 2018 PETERBILT 220 - 2011 to 2020 PETERBILT 320 - 2011 PETERBILT 325 - 2014 to 2020 PETERBILT 325 - 2011 to 2020 PETERBILT 330 - 2011 PETERBILT 335 - 2011 to 2020 PETERBILT 337 - 2011 PETERBILT 340 - 2011 to 2020 PETERBILT 348 - 2011 to 2016 PETERBILT 357 - 2011 to 2020 PETERBILT 365 - 2011 to 2020 PETERBILT 367 - 2011 to 2016 PETERBILT 378 - 2011 to 2016 PETERBILT 379 - 2011 to 2016 PETERBILT 382 - 2011 to 2020 PETERBILT 384 - 2011 to 2016 PETERBILT 385 - 2011 to 2020 PETERBILT 386 - 2011 to 2016 PETERBILT 387 - 2011 to 2020 PETERBILT 388 - 2011 to 2020 PETERBILT 389 - 2016 PETERBILT 389G - 2014 PETERBILT 389K - 2011 to 2016 PETERBILT 520 - 2017 to 2020 PETERBILT 520 - 2011 to 2020 PETERBILT 567 - 2011 to 2020 PETERBILT 579 - 2011 to 2020 PETERBILT 587 - 2011 to 2014 PETERBILT MODEL 220 ## Recalls for the same vehicles and component - [21V906000](/recalls/nhtsa/21V906000.md), 2021-11-19: ELECTRICAL SYSTEM:SOFTWARE; SERVICE BRAKES, AIR - [11V380000](/recalls/nhtsa/11V380000.md), 2011-07-21: ELECTRICAL SYSTEM:SOFTWARE ## Other bulletins for the same vehicles and component - [26\-037](/bulletins/10185190.md), 2021-01-06, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN; EQUIPMENT ADAPTIVE/MOBILITY. Fix\-As\-Fail \- Prior versions of Eaton Endurant transmission software may be prone to setting Linear Clutch Actuator \(LCA\) fault codes leading to possible LCA hardware replacement. - [03\-070](/bulletins/10161168.md), 2019-06-11, Service bulletin: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY. Fix as Fail: Vehicles built 11/30/15 to 7/18/16 may display an error message in the Service Advised display after updating CECU software. - [99\-035](/bulletins/10159676.md), 2019-05-13, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; ENGINE. Information Only: Notification that DAVIE4 can be used to program Model 210 and Model 220 Vehicles. - [13\-049](/bulletins/10154733.md), 2019-03-18, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Information: Bendix ACOM Software version 6.16.5.0 for diagnostics may introduce an unrecoverable error. Notice to dealers to replace this version with older software version until Bendix introduces new version. - [SB\-E\-097](/bulletins/10056025.md), 2014-08-16, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; ENGINE. PETERBILT: THE MALFUNCTION INDICATOR LAMP \(MIL\) ILLUMINATES DUE TO AN ENGINE CONTROL UNIT \(ECU\) SOFTWARE ISSUE, REAR NOX SENSOR, OPERATING CORRECTLY. \*PE - [SB\-14\-13](/bulletins/10054017.md), 2013-12-12, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY. PETERBILT: TRANSITION PLAN AVAILABLE FOR DAVIE4 DIAGNOSTIC TOOL FOR CERTAIN TRUCKS. MODELS 220, 210. \*PE - [RN\-11112](/bulletins/10043147.md), 2012-02-27, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. PETERBILT TRUCK: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ON CERTAIN TRUCKS, WITH SMARTNAV SYSTEM INSTALLED, A NEW SOFTWARE IMPROVEMENTS HAS BEEN PROVIDED. \*PE - [SB\-E\-043](/bulletins/10042727.md), 2012-01-07, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. PETERBILT TRUCK: SOFTWARE UPDATE FOR ENGINE CONTROL UNIT \(ECU\) AND AFTERTREATMENT CONTROL UNIT IS AVAILABLE FOR CERTAIN VEHICLES THAT ARE ELIGIBLE. \*PE JSON: [/v1/bulletins/10169787](/v1/bulletins/10169787) [Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%2003-071&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10169787&vehicle=Service%20bulletin%2003-071)