Service bulletins for the 2023 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.
406 on file from NHTSA, as of 2026-10-19.
By type
By component
| Defender_N815_16MAY25 | 2025-06-05. Other. UNKNOWN OR OTHER. Near Field Sensing Module (NFSM) Wired Updates |
|---|---|
| Defender_N792_16MAY25 | 2025-06-05. Other. UNKNOWN OR OTHER. CLEAR SOTA PERSISTENCY |
| SSM76328 - 21MAY25 | 2025-06-04. Other. UNKNOWN OR OTHER. JLR Engineering investigations have identified reports of the Heating Ventilation and Air Conditioning(HVAC) evaporator sensor not operating as expected |
| SSM76324ATT3 - 21MAY25 | 2025-06-04. Other. UNKNOWN OR OTHER. JLR Engineering investigations have found customer reports of 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. |
| SSM76324ATT2 - 21MAY25 | 2025-06-04. Other. UNKNOWN OR OTHER. JLR Engineering investigations have found customer reports of 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. |
| SSM76324ATT1 - 21MAY25 | 2025-06-04. Other. UNKNOWN OR OTHER. JLR Engineering investigations have found customer reports of 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. |
| SSM76324 - 21MAY25 | 2025-06-04. Other. UNKNOWN OR OTHER. JLR Engineering investigations have found customer reports of 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. |
| D006-06MAY25 | 2025-05-14. Service bulletin. UNKNOWN OR OTHER. A potential concern has been identified on certain 2022 model year to 2025 model year Range Rover, 2023 model year to 2025 model year Range Rover Sport and 2021 model year to 2025 model year Defender and Discovery vehicles where 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_MAY2025_34 | 2025-05-14. Other. POWER TRAIN. Vehicle cranks, but does not run when at operating temperature |
| TUCC_MAY2025_17 | 2025-05-14. Other. UNKNOWN OR OTHER. A potential concern has been identified on certain vehicles, where 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. A replacement of the transfer case control module (TCCM) and hydraulic pump is required. |
| TUCC_MAY2025_14 | 2025-05-14. Other. UNKNOWN OR OTHER. AUTOFRED APPROVAL – COSMETIC DEFECT ON IDMA AND ICDM |
| Defender_N869_18APR25 | 2025-05-06. Other. UNKNOWN OR OTHER. A concern has been identified where certain vehicles are failing to complete Software Over The Air (SOTA) updates, 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. A software update to the TCU and GWM is required |
| Defender_N846_18APR25 | 2025-05-06. Other. UNKNOWN OR OTHER. Belt Integrated Starter Generator (BISG) Charging Inoperative on First Startup |
| Defender_N815_18APR25 | 2025-05-06. Other. UNKNOWN OR OTHER. Near Field Sensing Module (NFSM) Wired Updates |
| Defender_N792_18APR25 | 2025-05-06. Other. UNKNOWN OR OTHER. Clear SOTA Persistency |
| SSM76317ATT - 28APR25 | 2025-05-05. Other. ENGINE. Engine Will Crank, No Start When At Operating Temperature |
| SSM76317 - 28APR25 | 2025-05-05. Other. ENGINE. Engine Will Crank, No Start When At Operating Temperature |
| TUCC_APR2025_55 | 2025-05-05. Other. UNKNOWN OR OTHER. The loadspace cover corded handle has broken. |
| TUCC_APR2025_44 | 2025-05-05. Other. POWER TRAIN. Electrical system warning light will be on the instrument cluster. |
| TUCC_APR2025_20 | 2025-05-05. Other. ENGINE. Engine replacement under warranty. |
| TUCC_APR2025_18 | 2025-05-05. Other. ELECTRICAL SYSTEM. Leaking windshield that caused the water ingress on the electrical component. |
| N815v3 - 28APR25 | 2025-05-05. Service bulletin. UNKNOWN OR OTHER. Near Field Sensing Module (NFSM) Wired Updates |
| SSM76294 - 31MAR25 | 2025-04-08. Other. UNKNOWN OR OTHER. Rattle, Vibration, And Creak Type Noises From The Headliner Area. |
| SSM76208 - 13MAR25 | 2025-04-08. Other. UNKNOWN OR OTHER. Oil Leak From The Front And Rear Of The Vehicle |
| Defender_N869_21MAR25 | 2025-04-07. Other. UNKNOWN OR OTHER. A potential concern has been identified on certain vehicles where Software Over The Air (SOTA) updates are failing to complete. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.