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Service bulletin TechTalk7727

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 id10183445
Published by NHTSA2020-12-02
Manufacturer's numberTechTalk7727
Manufacturer's date2020-11-25
NHTSA componentEQUIPMENT ADAPTIVE/MOBILITY; VISIBILITY; ELECTRICAL SYSTEM; EQUIPMENT

NHTSA's summary

Tech Talk discussion on P4 NEW CASCADIA AUX HVAC BLOWER TURN ON

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, Glass, wipers and mirrors

Vehicles listed
FREIGHTLINER CASCADIA2020

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

Recalls for the same vehicles and component
22V3380002022-05-16. EQUIPMENT:OTHER:LABELS
20213992021-06-25. Electrical
21V4810002021-06-25. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
19V1370002019-02-27. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL)

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
FleetCom_SS 3174-FTL2025-12-06. Other. Fleet Communication for SS 3174-FTL
FleetCom_AMP Draw2025-12-06. Other. Fleet Communications for Key off amp draw
SS3076-FTL2025-11-05. Other. Service Solution for P4 Main Mirror Arm Covers Loose - Falling Off
SS3176-FTL2025-05-02. Other. Service Solution for ICC5 Erroneous Electric Power Steering Warning Message
CXA 4_25_Elec Pwr Steer2025-05-02. Other. CX Advocate for ICC5 erroneous electric power steering warning message (SS3176-FTL)
SS3176-FTL2025-04-02. Other. Service Solution for ICC5 Erroneous Electric Power Steering Warning Message
SS3174-FTL2025-04-02. Other. Service Solution for ICC5 B-Panel Gauges Intermittently Not Being Displayed
SS3161-FTL2025-01-29. Other. Service Solution for Cascadia intermittent no-start and CPC not configured message
FAB3372025-01-07. Other. FAB 337 for 4th and Fifth Gen Cascadia RP1226 - Progressive Low Voltage Disconnect (PLVD)
SS3142-FTL2024-12-04. Other. Service Solution for J1939 CAN issues for vehicles equipped w/ Bendix Side Radar w/ expanded field of view