WenmarOpen by Wenmar Pro

Service bulletins for the 2014 Freightliner Cascadia

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.

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

By type

By component

Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
WP20-0072020-04-23. Service bulletin. EQUIPMENT. Warranty Policy Letter for Chassis Progressive Damage Policy Change. Effective for repair orders opened on or after April 27, 2020, if an Authorized Service Location installed a part which later has a warrantable failure, progressive damage and labor may be covered under the Aftermarket Parts Limited Parts Warranty (Parts Warranty).
WP20-0062020-04-23. Service bulletin. EQUIPMENT. Warranty Policy Letter for Handling for Authorized Service Location Part Transfers. To promote 24-hour throughput and maximum efficiency, DTNA is adjusting multiple handling policies: Launching a new handling allowance for parts ordered from another Authorized Service Location because the facing Part Distribution Center (PDC) is out of stock Retiring Detroit's Customer First Program
WP20-0052020-04-23. Service bulletin. EQUIPMENT. Warranty Policy Letter for Handling Change: Over the Counter Aftermarket Parts Replacement Program. DTNA is pleased to announce that handling will increase to 33% for Misc. Replacement Part type claims filed under the Over the Counter (OTC) Aftermarket Parts Replacement Program.
WI20-0042020-04-23. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. Warranty Information Letter for Warranty Long Block Program Change. The Detroit Reman Long Block Program has expanded. The expansion reduces complexity in ordering reman engines and promotes stocking reman engines to meet uptime commitments.
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
SS10345982020-01-03. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING; EQUIPMENT. Service Solution for Legacy Cascadia, where trailer turn signals or 4-way flashers used in applications with high duty cycles, the left and right turn signals may experience shortened relay life.
SB54-2392019-11-20. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT; ELECTRICAL SYSTEM. Service Bulletin for Cascadia Cabin CAN ECU Compatibility. Compatible software levels are required for the proper operation of the vehicle.
SB54-2392019-11-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Service Bulletin describing Cascadia cabin CAN ECU compatibility. This document replaces version from July 2015.
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.
19TL-152019-09-28. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. Tool Letter for ICC5 Programming Cable
19TL-132019-09-09. Service bulletin. POWER TRAIN; EQUIPMENT. Tool Letter for DT12 Seal Protector Sleeve
19TL-112019-09-09. Service bulletin. EQUIPMENT. Tool Letter for New Tool Kit Replacement Components DDE DKICHA018006 Components 1, 2 and 3
D18M3-REV 12019-09-05. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. Revised Field Service Campaign for Heavy Duty Engine Platform Oil Suction Manifold on DD3, DD15, DD16 Engines for Model Year 2014
sb543122019-09-05. Service bulletin. STRUCTURE; EQUIPMENT. Service Bulletin to replace the white drip shield and secondary SAM cover on the SAM Cabin, with a new one-piece drip shield.
SPN 3563 / FMI 22019-08-08. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. HDEP GHG17 engines are not equipped with turbo wastegates. Steps in this troubleshooting involving wastegates were removed.
19TL-92019-08-08. Service bulletin. WHEELS; SUSPENSION; EQUIPMENT. DTNA Special Tools Group has approved the use of Haweka Axis4000 aftermarket alignment system for use on DTNA products at DTNA service locations. The Axis4000 system uses the reference points required by DTNA for precise, accurate, and repeatable measurements. Axis4000 is a sophisticated, user-friendly system that utilizes computer based camera-radio technology and references the center line of the frame for measuring and providing alignment results to DTNA specifications.
18SP729Rev2019-08-08. Service bulletin. EQUIPMENT; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. This service kit includes all necessary parts to replace the high pressure fuel rail feed lines, mounting bracket, P-clips and mounting hardware in the event one of these parts are loosened, removed or missing from the engine.
18SP728Rev2019-08-08. Service bulletin. EQUIPMENT; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. This service kit includes all necessary parts to replace the high pressure fuel rail feed lines, mounting bracket, P-clips and mounting hardware in the event one of these parts are loosened, removed or missing from the engine.
18SP727Rev2019-08-08. Service bulletin. FUEL SYSTEM, DIESEL; EQUIPMENT. This service kit includes all necessary parts to replace the high pressure fuel rail feed lines, mounting bracket, P-clips and mounting hardware in the event one of these parts are loosened, removed or missing from the engine.
18SP726Rev2019-08-08. Service bulletin. FUEL SYSTEM, DIESEL; EQUIPMENT. This service kit includes all necessary parts to replace the high pressure fuel rail feed lines, mounting bracket, P-clips and mounting hardware in the event one of these parts are loosened, removed or missing from the engine.
19-008WI2019-08-08. Service bulletin. EQUIPMENT. Warranty Information Letter sent to customers regarding new refrigerator supplier for returning parts.
sb543122019-08-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Service Bulletin sent out customers describing procedure is to replace the white drip shield and secondary SAM cover on the SAM Cabin, with a new one-piece drip shield.
18SP725Rev2019-08-07. Service bulletin. ENGINE; EQUIPMENT; FUEL SYSTEM, DIESEL. This service kit includes all necessary parts to replace the high pressure fuel rail feed lines, mounting bracket, P-clips and mounting hardware in the event one of these parts are loosened, removed or missing from the engine.
sb720422019-06-10. Service bulletin. EQUIPMENT; VISIBILITY. Installation of Vortex Generators

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