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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

Bulletins, newest first
19TL-182019-10-26. Service bulletin. ENGINE AND ENGINE COOLING. Tool Letter for updating Cascadia and Western Star 5700 oil-to-air coolers. To be used with service bulletins SB26-051 and SB26004 respectively.
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.
DOC-10344922019-10-01. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Service Solution to fix coolant level wiring damage.
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
SB26-0522019-09-27. Service bulletin. POWER TRAIN. Service Bulletin for DT12 PTO Upfit
SB26-0512019-09-27. Service bulletin. POWER TRAIN. Service Bulletin for DT12 Transmission Cooler Retrofit
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
CAL FTL 01-0012019-09-07. Service bulletin. ENGINE AND ENGINE COOLING. Customer Advisory Letter for Oil Suction Manifold Replacement
D18M42019-09-07. Service bulletin. POWER TRAIN. Field Service Campaign for Remanufactured Detroit DT12 Transmissions
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
sb820192019-09-05. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY/WIPER. Service Bulletin to address wiper issue. On some Cascadia vehicles, when a request for wiper activation is made the wipers may not function. This can result from an overcurrent condition, which causes the wipers to stop functioning and immediately set fault code SPN 522215 FMI 6.
sb542992019-09-05. Service bulletin. ELECTRICAL SYSTEM. Service Bulletin to provide instructions to replace Ignition Control System.The ICU3 is no longer installed in production, and has been superseded by the ICU3S. When replacing an ICU3, the ICU3S must be installed in its place.
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.
82-0182019-09-05. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR; ELECTRICAL SYSTEM. Service Bulletin to fix wiper motor issue. On some Cascadia wiper park brush that rides against the brush plate may wear and may result in a diminished wiper park signal.
0609-192019-08-08. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, DIESEL. Service Information Bulletin for Symptom Diagnostics - Fluid in the Aftertreatment - Diesel Fuel Contamination.
0308-19 PTO2019-08-08. Service bulletin. ENGINE AND ENGINE COOLING. Service Information Bulletin regarding PTO Dosing. This feature enables Active Regeneration of the DPFs while in PTO mode.
0305-19 SPN 20002019-08-08. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Service Information Bulletin for Communication Loss with a Common Powertrain Controller (CPC) Module (CPC Heartbeat Message is no Longer Arriving)
0607-192019-08-08. Service bulletin. ENGINE AND ENGINE COOLING. Service Information Bulletin to updated the Fuel Injector Harness sections and relocated to Engine Electrical section.
0107-19 GHG172019-08-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE); ENGINE AND ENGINE COOLING. Service Bulletin to testing of EGR Cooler Water Manifold Assembly in DD13 engines.
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.
19TS-62019-08-08. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; FUEL SYSTEM, DIESEL. The modified parked regeneration strategy has been standard on GHG17 units since the start of GHG17 production and was added to EPA10 and GHG14 units with a software update. The modified regeneration utilizes an improved strategy to clean the DOC inlet face and reduce downtime due to DOC face plugging.
0419-19SPN5210302019-08-08. Service bulletin. ENGINE AND ENGINE COOLING. Updates to troubleshooting guides in Diagnostic Link with newest version
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.

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