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Service bulletin FL780

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10158011
Published by NHTSA2019-04-08
Manufacturer's numberFL780
Manufacturer's date2019-02-28
NHTSA componentELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

NHTSA's summary

Recall Bulletin- Cascadia ICUC Bulb Check Function

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Equipment and accessories, Labels and manuals, Instrument cluster, Software

Vehicles listed
FREIGHTLINER CASCADIA2017, 2018, 2019

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
18V4910002018-07-20. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
543022023-05-22. Service bulletin. ABS Light illuminating in the ICU.
8V4912023-05-22. Service bulletin. ICUC Bulb check function.
TechTalk77852020-11-03. Service bulletin. Tech Talk discussion on DL8 CGW connection issues for D20M8.
17TS-05REV22020-10-21. Service bulletin. Revised Technical Service Letter for Detroit DT12 TCM GHG17 Only; Bootloader Update. On Detroit DT12 equipped vehicles, it may be necessary to complete an additional step in the programming process when updating the TCM software.
TechTalk77092020-10-01. Service bulletin. Tech talk discussion on inaccurate reading DEF gauge.
CTP Letter2020-09-25. Service bulletin. Customer Letter explaining for certain vehicles the software updates for the CTP will require monitoring and may affect service availability.
D20M8REV12020-08-29. Service bulletin. Revised Detroit Field Service Campaign for GHG17 & GHG21 Detroit DD13, DD15, and DD16 ACM Software Reprogramming. NOTE: Reference 20TS-04 – Detroit™ CPC501T GHG21 Only; Bootloader Update if New Cascadia CPC501T is not at the software level shown in this table.
D20M82020-08-08. Service bulletin. Detroit Field Service Campaign for GHG17 & GHG21 Detroit DD13, DD15, and DD16 ACM Software Reprogramming
SF576REV32020-06-26. Service bulletin. Revised Field Service Campaign sent out to customers to fix Common Telematics Platform (cTP), and Truck Data Center (TDC) communication issues. Certain vehicles built with DTNA's proprietary Common Telematics Platform (CTP), and Truck Data Center (TDC) are not communicating or have outdated software that cannot be updated and, therefore, are unable to benefit from over-the-air software updates.
SF6102020-06-26. Service bulletin. Field Service Campaign for Cascadia CTP Initialization. Certain vehicles equipped with DTNA's proprietary Common Telematics Platform (CTP) are not communicating and, therefore, are unable to benefit from over-the-air software updates. The CTP will be initialized.