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Service bulletin FL688

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 id10192956
Published by NHTSA2021-05-10
Manufacturer's numberFL688
Manufacturer's date2015-11-01
NHTSA componentSERVICE BRAKES

NHTSA's summary

Rear Brake Calipers and Anchor Plates.

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 108SD2000
FREIGHTLINER 108SD2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
FREIGHTLINER 114SD2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
FREIGHTLINER BUSINESS CLASS M21999 to 2000
FREIGHTLINER BUSINESS CLASS M22002 to 2022

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

Recalls for the same vehicles and component
23V0730002023-02-10. ELECTRONIC STABILITY CONTROL (ESC); SERVICE BRAKES, AIR:ANTILOCK:MODULATOR
22V8170002022-11-01. SERVICE BRAKES, AIR:ANTILOCK:MODULATOR; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL
20200862020-03-03. Brakes
20V1270002020-03-03. SERVICE BRAKES, AIR:DISC:CALIPER
20192372019-05-17. Brakes
19V3700002019-05-14. SERVICE BRAKES, AIR:SUPPLY:RESERVOIR/TANK
19V3670002019-05-14. SERVICE BRAKES, AIR:DISC
20185502018-10-09. Brakes
18V7030002018-10-05. SERVICE BRAKES, AIR:DISC:CALIPER
20184182018-08-09. Brakes

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
CXA 03_26_ABS LA Fault2026-04-02. Other. CX Advocate for 1810/02 ABS longitudinal acceleration fault (TSB-54-104-WST,TSB-54-379-FTL)
FleetCom_ESC Warning Lamp2026-03-04. Other. Fleet Communications for TSB-54-379-FTL & TSB-54-104-WST ESC warning lamp and ECU replacement
MyCom_02102026-12026-03-04. Other. My Communications for Alliance EX Value Brake Drum
TSB-54-379-FTL2026-02-03. Service bulletin. Revised Technical Service Bulletin for ESC Warning Lamp and ECU Replacement
TSB-54-379-FTL2026-02-03. Service bulletin. Technical Service Bulletin for ESC Warning Lamp and ECU Replacement
CXA 10_25_Air Dryer Purge2025-11-06. Other. CX Advocate for Experiencing Excessive Purging from Air Dryer
SF6132021-11-03. Service bulletin. 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.
FL7402021-03-15. Service bulletin. FL740 Brake Check Valve
SB42-0792020-12-30. Service bulletin. Freightliner Service Bulletin for Access to Front Brake Zerk Fittings. Certain vehicles with Detroit front axles and Meritor EX-L front air disc brakes do not have access to the front brake zerk fittings for lubrication.
TechTalk78722020-12-04. Service bulletin. Tech Talk discussion on 2020 114sd m2 brake lights.