# Service bulletin TechTalk8020

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: 10186591
- Published by NHTSA: 2021\-02\-02
- Manufacturer's number: TechTalk8020
- Manufacturer's date: 2021\-01\-07
- NHTSA component: POWER TRAIN

## NHTSA's summary

Tech Talk discussion on LX6087 Rear axle oil change fluid type.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10186591-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10186591-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- 2020 FREIGHTLINER CASCADIA

## Recalls for the same vehicles and component

- [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

- [TSB\-26\-057\-FTL](/bulletins/11033103.md), 2026-06-01, Service bulletin: POWER TRAIN. Revised Technical Service Bulletin for DT12 OVX Transmission Refresh
- [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
- [TSB26\-056\-FTL](/bulletins/11017555.md), 2025-05-02, Service bulletin: POWER TRAIN. Service Solution for DT12 Oil Plug Ports
- [TSB26\-057\-FTL](/bulletins/11014781.md), 2025-03-04, Service bulletin: POWER TRAIN. DT12 OVX Transmission Refresh
- [TSB26\-055\-FTL](/bulletins/11014780.md), 2025-03-04, Service bulletin: POWER TRAIN. Technical Service Bulletin for DT12 Excessive Wear

JSON: [/v1/bulletins/10186591](/v1/bulletins/10186591)

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