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Service bulletin SSM75479

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 id10199802
Published by NHTSA2021-08-04
Manufacturer's numberSSM75479
Manufacturer's date2021-07-19
NHTSA componentEXTERIOR LIGHTING

NHTSA's summary

Front Daytime Running Light(s) Are Not Working / Intermittent Operation

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

Lighting

Vehicles listed
LAND ROVER DEFENDER2020, 2021

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

Recalls for the same vehicles and component
20213552021-06-08. Lights And Instruments
21V4350002021-06-08. EXTERIOR LIGHTING:TURN SIGNAL; EXTERIOR LIGHTING:BRAKE LIGHTS; EXTERIOR LIGHTING:TAIL LIGHTS

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
SFCC_MAR2024_612024-04-05. Service bulletin. Lack of power, MIL light on, rough idle
SFCC_OCT2023_502023-11-06. Service bulletin. There is moisture inside the headlamp lens
SFCC_OCT2023_472023-11-06. Service bulletin. The headlamps not fully functioning properly after module replacement.
SSM760762023-10-06. Service bulletin. Front Headlamp Washer Jet Leaking / Rear Camera Washer Jet Leaking
SFCC_SEP2023_412023-10-06. Service bulletin. The headlamp washer jet nozzles are leaking fluid when not operating the washers
BIG5JUN22_262022-07-07. Service bulletin. FRONT LAMP UNIT SOFTWARE
SSM75479ATT22021-08-04. Service bulletin. Front Daytime Running Light(s) Are Not Working / Intermittent Operation
SSM754792021-08-04. Service bulletin. Front Daytime Running Light(s) Are Not Working / Intermittent Operation
SFCC_MAY2021_462021-07-09. Service bulletin. A customer may express a concern that there is moisture inside one of the rear lamp assemblies.
JLRTB02078NAS12021-04-02. Service bulletin. After a short sleep cycle the auto high beam menu is set to disabled and the auto high beam feature will not operate, with no ability to override this option.