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Service bulletins for the 2020 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.

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

By type

By component

By trouble code

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
SFCC_FEB2023_382023-03-07. Service bulletin. POWER TRAIN. Customer reports, Engine Light is on and engine running rough.
SSM759252023-02-07. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING. Oil Leak – Transmission Oil Cooler Pipes
SSM759182023-02-07. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN. CHECK ENGINE (AMBER) AND POOR CABIN HEATING
SSM758982023-02-07. Service bulletin. POWER TRAIN; SUSPENSION. Rear Differential e-Diff - Knock Noise or Judder/Vibration
SFCC_JAN2023_502023-02-07. Service bulletin. POWER TRAIN. Customers will be reporting a knocking noise or judder/vibration, from the rear of the vehicle when turning the left or right during low speed.
SSM759082023-01-10. Service bulletin. POWER TRAIN. Malfunction Indicator Lamp
SFCC_DEC2022_362023-01-05. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM; POWER TRAIN. Customer reports coolant level low message on dash or a coolant leak.
SFCC_DEC2022_352023-01-05. Service bulletin. POWER TRAIN; SUSPENSION. Customers will be reporting a knocking noise or judder/vibration, from the rear of the vehicle when turning the left or right during low speed.
SFCC_NOV2022_352022-12-07. Service bulletin. POWER TRAIN; STRUCTURE. Customers will be reporting a squeaking noise inside the cabin.
SFCC_NOV2022_312022-12-07. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN. A customer will complain about a noise / low battery light/ low coolant light and or overheating
SFCC_NOV2022_292022-12-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING; POWER TRAIN. Customer reports coolant level low message on dash or a coolant leak.
SFCC_SEP2022_312022-10-05. Service bulletin. POWER TRAIN. Vehicle will have a lack of power, drivability issues, and possible check engine light on.
SFCC_SEP2022_292022-10-05. Service bulletin. POWER TRAIN. Coolant warning light and/or coolant leaking from vehicle.
SFCC_JUN2022_322022-07-07. Service bulletin. POWER TRAIN. Driveline Noise or Vibration
SSM757122022-06-01. Service bulletin. POWER TRAIN. Intermittent Engine Non Start After An Eco Stop Start Event
SFCC_MAY2022_292022-06-01. Service bulletin. POWER TRAIN. Customer concern will be a low coolant light on or a coolant leak
SFCC_MAY2022_112022-06-01. Service bulletin. POWER TRAIN. EMISSIONS RECALLS
BIG5MAY_312022-06-01. Service bulletin. POWER TRAIN. EMISSIONS RECALLS
SFCC_APR2022_322022-05-06. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Customer concern will be a failure to restart after an Eco-stop. This may be interpreted as a stall, but the ignition will also turn off.
SFCC_APR2022_312022-05-06. Service bulletin. POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Customer concern will be a warning lamp in IP cluster or coolant temperature gauge fluctuation
SFCC_APR2022_142022-05-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV); POWER TRAIN. AIR LEAK WITHIN CRANKCASE VENTILATION SYSTEM
N6272022-05-05. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). AIR LEAK WITHIN CRANKCASE VENTILATION SYSTEM
N599NAS32022-05-05. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). ENGINE CUT-OUT
SSM757012022-04-07. Service bulletin. EQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT. 8HP 8-Speed Automatic Transmission replacements due to Automatic Transmission Fluid (ATF) contamination with coolant.
SSM757122022-04-06. Service bulletin. POWER TRAIN. Intermittent Engine Non Start After An Eco Stop Start Event

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