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Service bulletins for the 2016 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.

953 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
WP20-0022020-03-17. 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
ICI20-0052020-02-15. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING; EQUIPMENT:OTHER:LABELS. Important Campaign Information Letter announcing that a revision for Detroit Diesel Field Service Campaign D19M7, Pre-Series Cascadia Emission Label Replacement is available. The Corrective Procedure section of the bulletin has been clarified.
D19M7REV12020-02-15. Service bulletin. EQUIPMENT:OTHER:LABELS; ENGINE AND ENGINE COOLING; EQUIPMENT. Revision for Field Service Campaign for pre-series Cascadia and New Cascadia Emission Label replacement. The corrective procedure section has been clarified.
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.
17TS-12REV2020-01-03. Service bulletin. ELECTRICAL SYSTEM:WIRING; ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Technical Service Letter for GHG17 Heavy Duty Engine Platform 1-BOX Aftertreatment System (ATS) Wire Harness experiencing chaffing caused by vibration and dirt collecting in the harness conduit.
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.
D19M72020-01-03. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING. Field Service Campaign for pre-series Cascadia and New Cascadia Emission Label Replacement
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
SB54-2392019-11-20. 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.
DOC-10344882019-09-30. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM. Service Solution to fix radio issues
19TL-152019-09-28. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. Tool Letter for ICC5 Programming Cable
15CSA-3REV2019-09-10. Service bulletin. EQUIPMENT. Customer Service Announcement Letter Revision for Dealers/Distributors Accessing DDEC Backdoor Passwords
19TL-142019-09-09. Service bulletin. POWER TRAIN; EQUIPMENT. Tool Letter for New Final Drive Driver Controlled Differential Lock Spring Compressor. These new axles require a new tool to compress the Driver Controlled Differential Lock (DCDL) spring. To remove and install the DCDL spring, the tool DSN0FDA17001 is needed.
19TL-122019-09-09. Service bulletin. POWER TRAIN; EQUIPMENT. Tool Letter for New Final Drive Pinion Cover Install Tool
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
19TS-82019-09-09. Service bulletin. FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM; EQUIPMENT. Technical Service Letter for Incorrect ICUC Fuel Economy Reading for New Cascadia units built or updated to CPC3Evo software version R31.23 and equipped with a 3rd party telematics device.
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.
19-013WI2019-09-05. Service bulletin. EQUIPMENT. Warranty Information Letter to announce addition of Thomas Built Bus as a brand with an Authorized Demonstrator Program
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.

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