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Service bulletin Techtalk8055

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 id10186614
Published by NHTSA2021-02-03
Manufacturer's numberTechtalk8055
Manufacturer's date2021-02-02
NHTSA componentSERVICE BRAKES; SERVICE BRAKES, AIR

NHTSA's summary

Discussion on Cascadia brakes holding 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

Brakes

Vehicles listed
FREIGHTLINER CASCADIA2015

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

Recalls for the same vehicles and component
19V3700002019-05-14. SERVICE BRAKES, AIR:SUPPLY:RESERVOIR/TANK
20175832017-11-28. Brakes
15V1850002015-03-30. SERVICE BRAKES, AIR
20145482014-12-03. Brakes
14V7170002014-11-10. SERVICE BRAKES, AIR

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
TechTalk89952021-03-05. Service bulletin. Tech Talk discussion on SCR ADS Self-Check.
SB42-0782020-07-31. Service bulletin. Freightliner Service Bulletin for Meritor Steer Axle Drum Brake Squeal. Some Cascadia and New Cascadia vehicles equipped with Meritor steer axle drum brakes with a front axle rating less than 13,300 lb (6038 kg) have experienced brake squealing noise when the service brakes are applied at lower speeds. NOTE: This is a nuisance noise issue and not a failure. The solution given in this service bulletin may fix this issue.
DOC-10342252019-06-10. Service bulletin. Accent / Park Light Function Disable Accent / Park Light Function Disable
FL8072019-06-10. Service bulletin. Hendrickson 5 Inch Drop Axle Tie Rods
sb543022019-04-01. Service bulletin. Service Bulletin- ABS Light Illuminating in the ICU, ABS Solenoids Not Self Checking
sb543002019-02-19. Service bulletin. ICU4Me Low Air Pressure Warning Change
ICI15-0032018-06-25. Service bulletin. ICI15-003-DLR FL676 - Interim Recall Notice
326-152018-06-18. Service bulletin. 326-15 Main Shaft Speed Sensor
DOC-10333222018-06-11. Service bulletin. SS 1033322 ABS light illuminating in ICU, ABS solenoids will not self-check
42-0732018-06-11. Service bulletin. Transport Dealer Air Leak Inspection