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Service bulletin 511452

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 id10206853
Published by NHTSA2022-02-04
Manufacturer's number511452
Manufacturer's date2022-01-31
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Notice of Submission of Defect Information Report/Defect Information Notice. Subject: FCCC Rear PDM. 21V00H.

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

Vehicles listed
CROSS COUNTRY CROSS COUNTRY2017
FOREST RIVER BERKSHIRE2017 to 2022
FOREST RIVER CHARLESTON2017 to 2018
FOREST RIVER LEGACY2017 to 2019
GREAT DANE CHAMPION2016 to 2019

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

Other bulletins for the same vehicles and component
4031005562017-10-31. Service bulletin. According to the notification received by Daimler Trucks; certain vehicles may not have the correct programming in the transmission control module (TCM) to downshift to second gear during an engine brake event. This may result in reduced engine braking effectiveness. The TCM will be inspected and if necessary reprogrammed to enable the downshifting feature. The affected models are specific Freightliner Custom Chassis XCM, XCR, and XCS chassis manufactured March 21, 2016, through July 1, 2016.