# Service bulletin 20CSA\-02

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: 10170856
- Published by NHTSA: 2020\-02\-01
- Manufacturer's number: 20CSA\-02
- Manufacturer's date: 2020\-01\-31
- NHTSA component: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING

## NHTSA's summary

Customer Service Announcement reminding service locations to update their DiagnosticLink software. To maintain access to the Detroit server, all DiagnosticLink computers must be updated with the current version of DiagnosticLink software. all DiagnosticLink 8.08 installed versions will be disabled as of Tuesday, January 28, 2020.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10170856-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10170856-9999.pdf)

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

## Components

Electrical system, Engine

## Vehicles listed

- 2020 FCCC MT45
- 2020 FCCC MT55
- 2020 FCCC XBP
- 2020 FCCC XCM
- 2020 FCCC XCR
- 2020 FREIGHTLINER 108SD
- 2020 FREIGHTLINER 114SD
- 2020 FREIGHTLINER 122SD
- 2020 FREIGHTLINER BUSINESS CLASS M2
- 2020 FREIGHTLINER CASCADIA
- 2020 FREIGHTLINER COLUMBIA
- 2020 FREIGHTLINER CORONADO
- 2020 to 2021 THOMAS BUILT BUSES SAF\-T\-LINER C2
- 2020 WESTERN STAR 4700
- 2020 WESTERN STAR 4800
- 2020 WESTERN STAR 4900
- 2020 WESTERN STAR 5700
- 2020 WESTERN STAR 6900

## Recalls for the same vehicles and component

- [2021399](/recalls/tc/2021399.md), 2021-06-25: Electrical
- [21V481000](/recalls/nhtsa/21V481000.md), 2021-06-25: ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
- [2021172](/recalls/tc/2021172.md), 2021-03-24: Electrical
- [21V206000](/recalls/nhtsa/21V206000.md), 2021-03-24: ELECTRICAL SYSTEM:WIRING
- [2020408](/recalls/tc/2020408.md), 2020-09-01: Engine
- [20V527000](/recalls/nhtsa/20V527000.md), 2020-09-01: ELECTRICAL SYSTEM:WIRING; ENGINE AND ENGINE COOLING
- [20V525000](/recalls/nhtsa/20V525000.md), 2020-08-31: ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES; STRUCTURE
- [2020217](/recalls/tc/2020217.md), 2020-05-18: Electrical
- [20V281000](/recalls/nhtsa/20V281000.md), 2020-05-18: ELECTRICAL SYSTEM:WIRING
- [19V137000](/recalls/nhtsa/19V137000.md), 2019-02-27: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION \(PRNDL\)

## Other bulletins for the same vehicles and component

- [SS 3124\-FTL](/bulletins/11031974.md), 2026-05-02, Other: ELECTRICAL SYSTEM. Service Solution for Legacy M2 Bulkhead Module \(BHM\) Replacement and DiagnosticLink Issues
- [FleetCom\_Heater Core](/bulletins/11027493.md), 2026-01-08, Other: ENGINE. Fleet Communications for Heater Core Plugging
- [FleetCom\_SS 3174\-FTL](/bulletins/11026469.md), 2025-12-06, Other: ELECTRICAL SYSTEM. Fleet Communication for SS 3174\-FTL
- [FleetCom\_AMP Draw](/bulletins/11026454.md), 2025-12-06, Other: ELECTRICAL SYSTEM. Fleet Communications for Key off amp draw
- [FleetCom\_SS 3163\-FTL](/bulletins/11026453.md), 2025-12-06, Other: ENGINE. Fleet Communications for Power Steering Reservoir Fill Cap Venting
- [FleetCom\_Low Coolant](/bulletins/11026421.md), 2025-12-05, Other: ENGINE. Fleet Communications for Low Coolant Sensor
- [CXA\_10\_25\_Low Coolant](/bulletins/11024962.md), 2025-11-05, Other: ENGINE. CX Advocate for P4, WST X\-Series, DD Engines Low/Critical Low Coolant Warnings
- [CXA\_10\_25\_Conmet Oil Pan](/bulletins/11024958.md), 2025-11-05, Other: ENGINE. CX Advocate for ConMet Oil Pan Insert Additional Issues
- [SS3124\-FTL](/bulletins/11019799.md), 2025-06-27, Other: ELECTRICAL SYSTEM. Service Solution for Legacy M2 Bulkhead Module \(BHM\) Replacement and Diagnosticlink Issue
- [SS3176\-FTL](/bulletins/11017537.md), 2025-05-02, Other: ELECTRICAL SYSTEM. Service Solution for ICC5 Erroneous Electric Power Steering Warning Message

JSON: [/v1/bulletins/10170856](/v1/bulletins/10170856)

[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%2020CSA-02&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10170856&vehicle=Service%20bulletin%2020CSA-02)