# Service bulletin TechTalk7463

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: 10180395
- Published by NHTSA: 2020\-09\-30
- Manufacturer's number: TechTalk7463
- Manufacturer's date: 2020\-09\-29
- NHTSA component: SERVICE BRAKES, HYDRAULIC; ELECTRICAL SYSTEM

## NHTSA's summary

Tech Talk discussion on ABS trailer code 520216 31 P4 New Cascadia.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10180395-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10180395-9999.pdf)

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

## Components

Brakes, Electrical system

## Vehicles listed

- 2021 FREIGHTLINER CASCADIA

## Recalls for the same vehicles and component

- [2026428](/recalls/tc/2026428.md), 2026-09-09: Brakes
- [26V583000](/recalls/nhtsa/26V583000.md), 2026-09-09: ELECTRONIC STABILITY CONTROL \(ESC\); SERVICE BRAKES, AIR:ANTILOCK
- [2023051](/recalls/tc/2023051.md), 2023-02-10: Brakes
- [23V073000](/recalls/nhtsa/23V073000.md), 2023-02-10: ELECTRONIC STABILITY CONTROL \(ESC\); SERVICE BRAKES, AIR:ANTILOCK:MODULATOR
- [2022626](/recalls/tc/2022626.md), 2022-11-01: Brakes
- [22V817000](/recalls/nhtsa/22V817000.md), 2022-11-01: SERVICE BRAKES, AIR:ANTILOCK:MODULATOR; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL
- [2021399](/recalls/tc/2021399.md), 2021-06-25: Electrical
- [21V481000](/recalls/nhtsa/21V481000.md), 2021-06-25: ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
- [2021013](/recalls/tc/2021013.md), 2021-01-20: Brakes
- [21V018000](/recalls/nhtsa/21V018000.md), 2021-01-20: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER

## Other bulletins for the same vehicles and component

- [FleetCom 1\_Solenoid](/bulletins/11031966.md), 2026-05-02, Other: ELECTRICAL SYSTEM. Fleet Communications for solenoid issues
- [CXA 03\_26\_ABS LA Fault](/bulletins/11030500.md), 2026-04-02, Other: SERVICE BRAKES. CX Advocate for 1810/02 ABS longitudinal acceleration fault \(TSB\-54\-104\-WST,TSB\-54\-379\-FTL\)
- [FleetCom\_ESC Warning Lamp](/bulletins/11029519.md), 2026-03-04, Other: SERVICE BRAKES. Fleet Communications for TSB\-54\-379\-FTL \& TSB\-54\-104\-WST ESC warning lamp and ECU replacement
- [TSB\-54\-379\-FTL](/bulletins/11028071.md), 2026-02-03, Service bulletin: SERVICE BRAKES. Revised Technical Service Bulletin for ESC Warning Lamp and ECU Replacement
- [TSB\-54\-379\-FTL](/bulletins/11028064.md), 2026-02-03, Service bulletin: SERVICE BRAKES. Technical Service Bulletin for ESC Warning Lamp and ECU Replacement
- [FleetCom\_ABS Wheel Spd](/bulletins/11027487.md), 2026-01-08, Other: SERVICE BRAKES. Fleet Communications for ABS Wheel Speed Sensor Faults
- [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
- [CXA 10\_25\_Air Dryer Purge](/bulletins/11025094.md), 2025-11-06, Other: SERVICE BRAKES. CX Advocate for Experiencing Excessive Purging from Air Dryer
- [CXA\_10\_25\_Tech Questions](/bulletins/11024966.md), 2025-11-05, Other: ELECTRICAL SYSTEM; POWER TRAIN. CX Advocate for technical questions/issues raised

JSON: [/v1/bulletins/10180395](/v1/bulletins/10180395)

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