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Service bulletins for the 2021 Land Rover Defender

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.

514 on file from NHTSA, as of 2026-10-19.

By type

By component

Only bulletins with type: Other are shown. Show all

Bulletins, newest first
SSM76493 - 25SEP262026-10-07. Other. STRUCTURE:BODY. Accessory Wheel Arch Protection - Gaps Present Between Protection And Vehicle Body
SSM76492 - 20AUG262026-09-08. Other. UNKNOWN OR OTHER. TCU Activation Failure And InControl App Inoperative After Software Update
SSM76487 - 20AUG262026-09-08. Other. UNKNOWN OR OTHER. Air Conditioning Inoperative / Intermittent Operation
SSM76477 - 21JUL262026-08-05. Other. UNKNOWN OR OTHER. Intermittent Passive Entry Operation 24MY Or With New Service Smart Key Fob.
SSM76324 - 06JUL262026-08-04. Other. UNKNOWN OR OTHER. A low-speed ‘clonk’ type noise from the rear driveline, audible during low speed throttle inputs, often coupled with up/down gear changes. The noise is audible during normal road driving conditions.
N869 Defender 16JUN262026-07-08. Other. UNKNOWN OR OTHER. Software Over The Air (SOTA) updates are failing to complete. Specifically Vehicle Domain Controller (VDC) PIVI and Gateway Module A (GWM). These vehicles have now been stopped from further SOTA attempts and require a wired intervention.
N869 Defender 15MAY262026-06-04. Other. UNKNOWN OR OTHER. Software Over The Air (SOTA) updates are failing to complete. Specifically Vehicle Domain Controller (VDC) PIVI and Gateway Module A (GWM). These vehicles have now been stopped from further SOTA attempts and require a wired intervention.
N811 Defender 15MAY262026-06-04. Other. ELECTRICAL SYSTEM. Door Zone Module - Quiescent Drain
D006 Defender 15MAY262026-06-03. Other. UNKNOWN OR OTHER. The transfer case clutch and / or All Wheel Drive (AWD) lock cannot perform as designed. This may show as a reduction in torque to the front axle during driving or as an inability to apply the AWD lock.
N869 Defender 17APR262026-05-07. Other. UNKNOWN OR OTHER. Software Over The Air (SOTA) updates are failing to complete
N811 Defender 17APR262026-05-07. Other. ELECTRICAL SYSTEM. Door Zone Module - Quiescent Drain
D006 Defender 17APR262026-05-06. Other. UNKNOWN OR OTHER. The transfer case clutch and / or All Wheel Drive (AWD) lock cannot perform as designed. This may show as a reduction in torque to the front axle during driving or as an inability to apply the AWD lock.
SSM76448 - 21APR262026-05-06. Other. UNKNOWN OR OTHER. Air Conditioning (AC) Inoperative.
N811 Defender 20MAR262026-04-07. Other. ELECTRICAL SYSTEM. Door Zone Module - Quiescent Drain
D006 Defender 20MAR262026-04-07. Other. UNKNOWN OR OTHER. The transfer case clutch and / or All Wheel Drive (AWD) lock cannot perform as designed.
TUCC_MAR2026_282026-04-07. Other. UNKNOWN OR OTHER. While driving with satellite maps, sometimes image doesn't load fully and then comes back
TUCC_MAR2026_272026-04-07. Other. UNKNOWN OR OTHER. INCONTROL REMOTE APP WAKE UP TIMER
TUCC_MAR2026_262026-04-07. Other. UNKNOWN OR OTHER. There are several scenarios where the key may be set to a deactivated state.
SSM76411 - 10MAR262026-04-06. Other. ELECTRICAL SYSTEM. Smart Key Deactivated message on instrument cluster and unable to start their vehicle
SSM000028 - 18MAR262026-04-06. Other. UNKNOWN OR OTHER. Wireless Charger - Charging Interruption With iPhone 15 and 16 Devices
Defender_N869 02-20-20262026-03-06. Other. UNKNOWN OR OTHER. Software Over The Air (SOTA) updates are failing to complete. Specifically Vehicle Domain Controller (VDC) PIVI and Gateway Module A (GWM). These vehicles have now been stopped from further SOTA attempts and require a wired intervention.
Defender_N811 02-20-20262026-03-06. Other. ENGINE. Door Zone Module - Quiescent Drain
Defender_D006 02-20-20262026-03-06. Other. UNKNOWN OR OTHER. The transfer case clutch and / or All Wheel Drive (AWD) lock cannot perform as designed. This may show as a reduction in torque to the front axle during driving or as an inability to apply the AWD lock.
TUCC_FEB2026_422026-03-04. Other. STEERING. STEERING REQUIRES STEADY CORRECTION FORCE
TUCC_FEB2026_352026-03-04. Other. ELECTRICAL SYSTEM. There is a concern with the 48Volt charging system(DC/DC) with the vehicle.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.