# Service bulletin WP20\-001

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: 10170299
- Published by NHTSA: 2020\-01\-21
- Manufacturer's number: WP20\-001
- Manufacturer's date: 2020\-01\-20
- NHTSA component: UNKNOWN OR OTHER; POWER TRAIN; SUSPENSION; LANE DEPARTURE

## NHTSA's summary

Warranty Policy Letter announcing the One Stop Supplier Extended Program Launch. The One Stop Supplier Extended Program streamlines the claim filing process because with One Stop Supplier Extended, the service network will file claims for some supplier\-supported extended coverages in OWL.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10170299-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10170299-9999.pdf)

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

## Components

Driver assistance, Suspension, Transmission and driveline

## Vehicles listed

- 2020 FCCC MT45
- 2020 FCCC MT55
- 2020 FCCC S2C
- 2020 FCCC S2G
- 2020 FCCC S2RV
- 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 CORONADO
- 2020 to 2021 THOMAS BUILT BUSES MINOTOUR
- 2020 to 2021 THOMAS BUILT BUSES SAF\-T\-LINER C2
- 2020 to 2021 THOMAS BUILT BUSES SAF\-T\-LINER EFX
- 2020 to 2021 THOMAS BUILT BUSES SAF\-T\-LINER HDX
- 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

- [26V583000](/recalls/nhtsa/26V583000.md), 2026-09-09: ELECTRONIC STABILITY CONTROL \(ESC\); SERVICE BRAKES, AIR:ANTILOCK
- [25V760000](/recalls/nhtsa/25V760000.md), 2025-11-04: SUSPENSION:CRITICAL FASTENERS
- [23V299000](/recalls/nhtsa/23V299000.md), 2023-04-26: ELECTRONIC STABILITY CONTROL \(ESC\)
- [23V073000](/recalls/nhtsa/23V073000.md), 2023-02-10: ELECTRONIC STABILITY CONTROL \(ESC\); SERVICE BRAKES, AIR:ANTILOCK:MODULATOR
- [22V817000](/recalls/nhtsa/22V817000.md), 2022-11-01: SERVICE BRAKES, AIR:ANTILOCK:MODULATOR; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL
- [20V660000](/recalls/nhtsa/20V660000.md), 2020-10-27: SUSPENSION:REAR:AXLE:SPINDLE
- [20V539000](/recalls/nhtsa/20V539000.md), 2020-09-03: SUSPENSION:MULTIPLE AXLE
- [20V176000](/recalls/nhtsa/20V176000.md), 2020-03-23: POWER TRAIN:AXLE ASSEMBLY
- [19V443000](/recalls/nhtsa/19V443000.md), 2019-06-11: POWER TRAIN:AXLE ASSEMBLY
- [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

- [TEM\-11\-00001](/bulletins/11035536.md), 2026-08-03, Other: FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; FORWARD COLLISION AVOIDANCE: WARNINGS. Truck Equipment Manufacturer upfit guide for Detroit Assurance Forward Radar Relocation and Adjustment
- [TSB\-26\-057\-FTL](/bulletins/11033103.md), 2026-06-01, Service bulletin: POWER TRAIN. Revised Technical Service Bulletin for DT12 OVX Transmission Refresh
- [CXA 04\_26\_Side Guard](/bulletins/11031981.md), 2026-05-02, Other: LANE DEPARTURE: BLIND SPOT DETECTION. CX Advocate for P4 Side Guard Assist On/Off Menus and Trailer Functionality \(TSB\-54\-381\-FTL\)
- [TSB\-32\-020\-WST](/bulletins/11030281.md), 2026-03-27, Service bulletin: SUSPENSION. Technical Service Bulletin for TufTrac M12 Bolts
- [TSB\-26\-055\-FTL](/bulletins/11028073.md), 2026-02-03, Service bulletin: POWER TRAIN. Revised Technical Service Bulletin for DT12 Excessive Wear
- [TSB\-26\-055\-FTL](/bulletins/11028063.md), 2026-02-03, Service bulletin: POWER TRAIN. Technical Service Bulletin for DT12 Excessive Wear
- [TSB\-26\-052\-FTL](/bulletins/11028062.md), 2026-02-03, Service bulletin: POWER TRAIN. Technical Service Bulletin for DT12 PTO Upfit
- [FleetCom\_Passive Lube](/bulletins/11027502.md), 2026-01-08, Other: POWER TRAIN. Fleet Communications for Detroit Axle NFD ALM to Passive Lube Management
- [FleetCom\_Oil Plug Loc](/bulletins/11027500.md), 2026-01-08, Other: POWER TRAIN. Fleet Communications for NFD Lower Oil Plug Location \- SP Axles
- [FleetCom\_NFD Axle](/bulletins/11027497.md), 2026-01-08, Other: POWER TRAIN. Fleet Communications for Detroit NFD Axle \- Factory Fluid Change

JSON: [/v1/bulletins/10170299](/v1/bulletins/10170299)

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