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Service bulletins for the 2015 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.

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

By type

By component

Bulletins, newest first
20CSA-042020-03-22. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. Customer Service Announcement saying that Service Pack (SP) 3 for DiagnosticLink® 8.11 Standard and Professional will be available for download from the Detroit Diesel server.
03.2020 Campaign2020-03-18. Service bulletin. EQUIPMENT. Open recall and Field service Campaigns report send out to Dealers, General Managers, Service managers and warranty managers.
SB00-0382020-03-18. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; SUSPENSION. Freightliner Service Bulletin for vibration troubleshooting - finding the cause. This version replaces the version dated 5/1/14 and adds New Cascadia.
WP20-0022020-03-17. Service bulletin. STRUCTURE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Warranty Policy Letter explaining the Warranty Department is aligning with the frame rail repair policy, published in DTNA Workshop Manuals, which states that there are very few cases in which welding a heat-treated frame rail is allowed. Therefore, before welding anything on a frame rail, contact the applicable regional service representative for approval.
02.2020 Campaign2020-03-04. Service bulletin. EQUIPMENT. Open recall and Field service Campaigns report send out to Dealers, General Managers, Service managers and warranty managers
SB54-2902020-02-15. Service bulletin. ELECTRICAL SYSTEM. Service Bulletin for Guidelines for Repairing or Replacing an Electrical Harness. Use the guidelines in this bulletin to determine if a damaged electrical harness should be repaired or replaced.
20CSA-012020-02-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE AND ENGINE COOLING. Customer Service Announcement for a policy change regarding Detroit Service Information Bulletins (SIBs) will now have a 60-day expiration, starting on the release day of the bulletin. The intent of a SIB is to notify the service network of a major change to one or more service procedures. Do not save SIBs nor reference them for repairs, as they are uncontrolled and never updated.
SB83-1192020-01-17. Service bulletin. VISIBILITY. Service Bulletin for A/C system receiver-drier replacement guidelines.
SB54-2902020-01-17. Service bulletin. ELECTRICAL SYSTEM. Service Bulletin on guidelines for repairing or replacing an electrical harness.
WI19-0222020-01-02. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; ELECTRICAL SYSTEM. Warranty Information Letter announcing Detroit NOx Sensor Circuit Improvements for GHG17 After Treatment Systems
SB54-3192019-11-20. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Service Bulletin for severe duty main PDM installation for vehicles operating in severe moisture and/or corrosive environments.
SB54-3152019-11-02. Service bulletin. EQUIPMENT; POWER TRAIN; ELECTRICAL SYSTEM. Service Bulletin about the powertrain PDM and Main PDM bracket being modified to reduce stress and vibration to the Powertrain Power Distribution Module (PTPDM).
SB54-3082019-11-02. Service bulletin. EQUIPMENT. Service Bulletin revision to an earlier submission of SB54-308 for October 2019 (19MC2968). The prior submission added new screenshots. This revision adds clarification for vehicle programming.
SB54-3082019-10-30. Service bulletin. EQUIPMENT. Service bulletin describing that the DiagnoticLink screen images for Chassis ECU programming have ben updated.
17TS92019-10-25. Service bulletin. ENGINE AND ENGINE COOLING. Technical Service Letter communicating that information on DD Heavy Duty Platform Belt and Belt Tensioner can be found on TechLit.
19TL-152019-09-28. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. Tool Letter for ICC5 Programming Cable
SB47-0272019-09-28. Service bulletin. FUEL SYSTEM, GASOLINE. Service Bulletin for Equiflo Fuel System Breather Tube Inspection
SB32-0542019-09-28. Service bulletin. SUSPENSION. Service Bulletin for Hendrickson HaulMaax Rear Suspension Transverse Torque Rod Tower Bracket Replacement
15CSA-3REV2019-09-10. Service bulletin. EQUIPMENT. Customer Service Announcement Letter Revision for Dealers/Distributors Accessing DDEC Backdoor Passwords
19TL-10 NVH2019-09-09. Service bulletin. STRUCTURE. Communication to assist the field with service vibration issues on DTNA vehicles
19CSA-12 BCT2019-09-09. Service bulletin. ELECTRICAL SYSTEM. PowerNet Assessment Tool Repair Procedure
19CSA-132019-09-09. Service bulletin. ENGINE AND ENGINE COOLING. Service Systems Development provided document to service locations on price list reflects current charges to engine horsepower ratings for HDEP and MDEG engine platforms.
D18M42019-09-07. Service bulletin. POWER TRAIN. Field Service Campaign for Remanufactured Detroit DT12 Transmissions
19-011WP2019-09-06. Service bulletin. EQUIPMENT. Warranty Policy Letter to communicate Detroit Return Changes
19-012WP2019-09-05. Service bulletin. EQUIPMENT. Warranty Policy Letter to communicate remarketing handling cap for Detroit DT12 Transmission.

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