# Service bulletin SF613

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: 10202733
- Published by NHTSA: 2021\-11\-03
- Manufacturer's number: SF613
- Manufacturer's date: 2021\-10\-01
- NHTSA component: SERVICE BRAKES, HYDRAULIC

## NHTSA's summary

ConMet Front Hub to Rotor Fasteners. On certain vehicles, the front rotor nuts may not be torqued to manufacturer specification. Loose components could cause damage to the ABS tone rings, the ABS sensors, and the anchor plate mounting fasteners.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10202733-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10202733-9999.pdf)

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

## Components

Brakes

## Vehicles listed

- 2021 FREIGHTLINER 108SD
- 2021 FREIGHTLINER 114SD
- 2021 FREIGHTLINER 122SD
- 2021 FREIGHTLINER BUSINESS CLASS M2
- 2021 FREIGHTLINER CASCADIA
- 2021 FREIGHTLINER COLUMBIA
- 2021 FREIGHTLINER CORONADO
- 2021 WESTERN STAR 4700
- 2021 WESTERN STAR 4900
- 2021 WESTERN STAR 5700

## 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
- [2021013](/recalls/tc/2021013.md), 2021-01-20: Brakes
- [21V018000](/recalls/nhtsa/21V018000.md), 2021-01-20: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER
- [2020305](/recalls/tc/2020305.md), 2020-07-02: Brakes
- [20V390000](/recalls/nhtsa/20V390000.md), 2020-07-02: SERVICE BRAKES, AIR:SUPPLY:QUICK RELEASE VALVE

## Other bulletins for the same vehicles and component

- [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
- [CXA 10\_25\_Air Dryer Purge](/bulletins/11025094.md), 2025-11-06, Other: SERVICE BRAKES. CX Advocate for Experiencing Excessive Purging from Air Dryer
- [MYCOM\_09122025\-1](/bulletins/11023665.md), 2025-10-03, Other: SERVICE BRAKES. My Communications for Parts Alert ABS Harness
- [SF622REV](/bulletins/10208395.md), 2022-03-03, Service bulletin: SERVICE BRAKES, HYDRAULIC. Revised Field Service Campaign for Cascadia, 49X ABS MBSP\+ Controller Software Update
- [ICI22\-015](/bulletins/10208394.md), 2022-03-03, Service bulletin: SERVICE BRAKES, HYDRAULIC. Important Campaign Information letter for SF622 – Addition of 8x4 Vehicles to Populationx
- [SF622](/bulletins/10200611.md), 2021-08-28, Service bulletin: SERVICE BRAKES, HYDRAULIC. 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.

JSON: [/v1/bulletins/10202733](/v1/bulletins/10202733)

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