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Service bulletin TechTalk8074

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10186613
Published by NHTSA2021-02-03
Manufacturer's numberTechTalk8074
Manufacturer's date2021-02-02
NHTSA componentSERVICE BRAKES

NHTSA's summary

Discussion on issue related to ABS tone rings on disc brakes

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Brakes

Vehicles listed
FREIGHTLINER CASCADIA2019

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20230512023-02-10. Brakes
23V0730002023-02-10. ELECTRONIC STABILITY CONTROL (ESC); SERVICE BRAKES, AIR:ANTILOCK:MODULATOR
20226262022-11-01. Brakes
22V8170002022-11-01. SERVICE BRAKES, AIR:ANTILOCK:MODULATOR; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL
20204442020-09-18. Brakes
20203052020-07-02. Brakes
20V3900002020-07-02. SERVICE BRAKES, AIR:SUPPLY:QUICK RELEASE VALVE
20200862020-03-03. Brakes
20V1270002020-03-03. SERVICE BRAKES, AIR:DISC:CALIPER
19V7110002019-10-07. SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
SF622REV2022-03-03. Service bulletin. Revised Field Service Campaign for Cascadia, 49X ABS MBSP+ Controller Software Update
ICI22-0152022-03-03. Service bulletin. Important Campaign Information letter for SF622 – Addition of 8x4 Vehicles to Populationx
SF6222021-08-28. Service bulletin. Revised Field Service Campaign for Cascadia/49X ABS MBSP+ Controller Software Update. REVISION: The work instructions have been revised. Certain vehicles have a WABCO Anti-Lock Braking System (ABS) controller that logs excessive 629-11 fault codes which subsequently lead to additional downstream fault codes.
ICI21-0272021-08-28. Service bulletin. Important Campaign Information Letter for SF622 – Campaign Revision/Reactivation. This letter is to inform you that the work instructions for Field Service Campaign SF622, Cascadia/49X ABS MBSP+ Controller Software Update have been revised.
SF6222021-06-29. Service bulletin. Field Service Campaign for Cascadia/49X ABS MBSP+ Controller Software Update. Certain vehicles have a WABCO Anti-Lock Braking System (ABS) controller that logs excessive 629-11 fault codes which subsequently lead to additional downstream fault codes.
CALFTL42-0042021-05-26. Service bulletin. Customer Advisory Letter for Drive Axle Drum Brake S-Cam U-Bolt Replacement.
CALFTL54-0022021-05-25. Service bulletin. Customer Advisory Letter on Enabling Horn Alarm with the Door Open and the Park Brake Set
TechTalk335252021-05-06. Service bulletin. Tech Talk discussion on 520240 19 VRDU.
CALFTL54-010REV32021-03-26. Service bulletin. Revised Customer Advisory Letter for ABS Warning Light Illumination with ABS code SA 11, SPN 629, FMI 11. REVISED: This CAL revises the CAL issued August 10th, 2020. Western Star 49X vehicles have been added to the CAL scope and instructions for downloading and installing software to address the ABS warning light illumination with ABS code SA 11, SPN 629, FMI 11 have replaced the corrective action of the previous CAL.
TechTalk81332021-03-03. Service bulletin. Tech Talk discussion on MERITOR EX+ AIR DISK BRAKES OUT OF SPEC ROTOR THICKNESS.