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Service bulletin 511379

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 id10199340
Published by NHTSA2021-08-03
Manufacturer's number511379
Manufacturer's date2021-07-20
NHTSA componentENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION; ELECTRICAL SYSTEM

NHTSA's summary

Per FCA’s Recall 21V439, the engine calibration software may not warn of low oil volume.

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, Engine, Transmission and driveline, Automatic transmission

Vehicles listed
FOREST RIVER DYNAMAX2020 to 2021
FOREST RIVER ROCKPORT2019, 2020

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