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Service bulletins for the 2023 Freightliner 114SD

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.

131 on file from NHTSA, as of 2026-10-19.

By type

By component

Bulletins, newest first
FleetCom_Oil Plug Loc2026-01-08. Other. POWER TRAIN. Fleet Communications for NFD Lower Oil Plug Location - SP Axles
FleetCom_Heater Core2026-01-08. Other. ENGINE. Fleet Communications for Heater Core Plugging
FleetCom_TCM Clutch2026-01-07. Other. POWER TRAIN. Fleet Communications for TCM Fault 520970/7 – Clutch Unable to Open Fully
TSB54-377-FTL2026-01-07. Service bulletin. ENGINE. Technical Service Bulletin Low Coolant Sensor
FleetCom_Clutch2025-12-06. Other. POWER TRAIN. Fleet Communications for New AMTcc - DTC 520970/7: Clutch Unable to Open Sufficiently
CXA 11_25_AMTcc DTC2025-12-02. Other. POWER TRAIN. CX Advocate for New AMTcc - DTC 520970/7: Clutch Unable to Open Sufficiently
CXA 10_25_Air Dryer Purge2025-11-06. Other. SERVICE BRAKES. CX Advocate for Experiencing Excessive Purging from Air Dryer
CXA_10_25_TufTrac M122025-11-05. Other. SUSPENSION. CX Advocate for TufTrac M12 Bolts (TSB-32-057-FTL)
CXA_10_25_Conmet Oil Pan2025-11-05. Other. ENGINE. CX Advocate for ConMet Oil Pan Insert Additional Issues
TSB32-057-FTL2025-10-03. Service bulletin. SUSPENSION. Technical Service Bulletin for TufTrac M12 Bolts
MYCOM_09092025-12025-10-03. Other. UNKNOWN OR OTHER. My communications for DTNA Announces Extended Coverage Policy Updates
MYCOM_09022025-12025-10-03. Other. FUEL/PROPULSION SYSTEM. My Communications for UFI 0-Ring Announcement
WI25-0142025-10-03. Other. STEERING. Warranty Information letter for Power Steering Tank Venting Diagnostic Procedures Revision
24CSA-19Rev2025-09-02. Other. ENGINE. Revised Customer Service Annoucement for No Trouble Found Heavy Duty Engine Product (HDEP) Oil Separator Leaks
PB33-004-FTL2025-07-08. Service bulletin. STEERING. Parts Bulletin for Tie Rod Assembly Part Breakdown
SS3124-FTL2025-06-27. Other. ELECTRICAL SYSTEM. Service Solution for Legacy M2 Bulkhead Module (BHM) Replacement and Diagnosticlink Issue
TSB26-056-FTL2025-05-02. Service bulletin. POWER TRAIN. Service Solution for DT12 Oil Plug Ports
TSB54-372-FTL2025-05-02. Service bulletin. ELECTRICAL SYSTEM. Revised Technical Service Bulletin for Connect 5 Instrument Cluster (ICC5) Nuisance Fault Code
CXA 4_25_SS3172-FTL TPMS2025-05-02. Other. WHEELS. CX Advocate for TPMS water intrusion
TSB54-372-FTL2025-04-05. Service bulletin. ELECTRICAL SYSTEM. Technical Service Bulletin for Connect 5 Instrument Cluster (ICC5) Nuisance Fault Code
CXA 3_25_SAS01T to SAS03T2025-04-02. Other. STEERING. CX Advocate for SAS01T to SAS03T replacement (TSB54-373-FTL, TSB54-097-WST)
CXA 3_25_NOx2025-04-02. Other. ENGINE. CX Advocate for NOx conversion low faults
CXA 3_25_ICC5 Nuisance2025-04-02. Other. ELECTRICAL SYSTEM. CX Advocate for ICC5 nuisance fault code (TSB54-096-WST, TSB54-372-FTL)
CXA 2_25_Turbo Oil Drain2025-03-04. Other. ENGINE. CX Advocate for turbo oil drain cracking
CXA 2_25_NOx2025-03-04. Other. ENGINE. CX Advocate for NOx conversion low faults

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.