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Service bulletin SF660A

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 id10230910
Published by NHTSA2023-02-04
Manufacturer's numberSF660A
Manufacturer's date2023-01-09
NHTSA componentSTEERING

NHTSA's summary

Revised Field Service Campaign for Drag Link Tapered Joint

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

Steering

Vehicles listed
FREIGHTLINER 108SD2019, 2020, 2021
FREIGHTLINER 114SD2019, 2020, 2021
FREIGHTLINER 122SD2019 to 2021
FREIGHTLINER BUSINESS CLASS M22019 to 2021
FREIGHTLINER CASCADIA2019, 2020, 2021
FREIGHTLINER COLUMBIA2019, 2020, 2021
FREIGHTLINER CORONADO2019, 2020, 2021

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

Recalls for the same vehicles and component
20230832023-02-20. Steering
23V1050002023-02-20. STEERING:LINKAGES:DRAG:LINK:CONNECTION
20215452021-09-02. Steering
21V6890002021-09-02. STEERING:LINKAGES:DRAG:LINK:CONNECTION
20213042021-05-19. Steering
21V3690002021-05-19. STEERING:LINKAGES:TIE ROD ASSEMBLY
20212192021-04-12. Steering
21V2560002021-04-12. STEERING:LINKAGES:TIE ROD ASSEMBLY; STEERING:CRITICAL FASTENERS
20187192018-12-20. Steering
18V9130002018-12-19. SUSPENSION:FRONT:CONTROL ARM; STEERING:LINKAGES:TIE ROD ASSEMBLY; STEERING

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
FleetCom_Pwr Steer Res2026-01-08. Other. Fleet Communications for Power Steering Resevoir - NTF Replacements
FleetCom_Bosch Steer Gear2025-12-05. Other. Fleet communications for Bosch Steering Gear Replacements
PB33-004-FTL2025-07-08. Service bulletin. Parts Bulletin for Tie Rod Assembly Part Breakdown
CXA 3_25_SAS01T to SAS03T2025-04-02. Other. CX Advocate for SAS01T to SAS03T replacement (TSB54-373-FTL, TSB54-097-WST)
TSB54-373-FTL2025-03-04. Service bulletin. Technical Service Bulletin for SAS01T to SAS03T Replacement Information
SS3163-FTL2025-01-29. Other. Service Solution for Power Steering Reservoir Fill Cap Venting
ICI23-0102023-04-07. Service bulletin. Important Campaign Information letter communicating that SF660 Field Service Campaign is Replaced by FL967.
SF6602023-01-06. Service bulletin. Field Service Campaign for Drag Link Tapered Joint
SF6212021-04-21. Service bulletin. Freightliner Field Service Campaign for Freightliner Drag Link Cotter Pin. Errors found in the cotter pin installation process indicate that it may not have been completed properly. This may result in the cotter pin not being bent correctly or missing altogether.
TechTalk81032021-03-02. Service bulletin. Tech Talk discussion on Cascadia P4 No start.