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Service bulletin JLRTB02107NAS1

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 id10217084
Published by NHTSA2022-08-03
Manufacturer's numberJLRTB02107NAS1
Manufacturer's date2022-07-13
NHTSA componentEQUIPMENT

NHTSA's summary

Whining Noise From Transfer Case

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

Equipment and accessories

Vehicles listed
LAND ROVER DEFENDER2021, 2022, 2023
LAND ROVER DISCOVERY2021, 2022, 2023

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

Recalls for the same vehicles and component
25V0160002025-01-16. EQUIPMENT:ELECTRICAL:INFOTAINMENT:VIDEO (TOUCH)SCREEN/MONITOR/UNIT; BACK OVER PREVENTION:SOFTWARE
20247392024-12-05. Accessories
21V5840002021-07-29. CHILD SEAT:VEHICLE LATCH ANCHOR; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

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
N811-DISCOVERY2024-05-07. Service bulletin. A potential concern has been identified where customer could be left with a nonfunctioning vehicle as a result of a depleted battery State of Charge due to the door modules staying awake. Retailers will perform a software update to all door modules.
JLRTB02079NAS22024-04-05. Service bulletin. Creaking Noise From Glass Roof Panel
SFCC_MAR2024_702024-04-05. Service bulletin. A creaking type noise from the roof area is heard while driving.
JLRP002572024-03-08. Service bulletin. Extended warranty on DMTL Pumps 2020MY to 2021MY.
SFCC_FEB2024_322024-03-06. Service bulletin. Lane Assistance Not Available warning present on Instrument cluster. Lane Keep assist function not possible.
S014SOTA4.1.1v32024-01-09. Service bulletin. Enhancements to the following systems: Wireless Device Charger, High Voltage (HV) Battery Charge Control, Sound System, ABS (Anti-Lock Braking System), Belt Integrated Starter PHEVs, Rear Camera for cars without 360 view.
SFCC_DEC2023_412024-01-09. Service bulletin. The headlamp washer nozzles seep fluid when not in use and leave residue on the bezels
SFCC_DEC2023_322024-01-09. Service bulletin. Due to time required to complete in shop vehicle set up and workflow for Audio loss, it has been found that workflow may provide false result if IMC is not in a faulted state when workflow is run to identify potential Polar Switch Firmware fault.
SSM76106ATT2023-12-08. Service bulletin. Exhaust Tailpipe Corrosion
SSM761062023-12-08. Service bulletin. Exhaust Tailpipe Corrosion