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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: Engine are shown. Show all

Bulletins, newest first
SFCC_JAN2022_422022-02-04. Service bulletin. POWER TRAIN; ENGINE; ELECTRICAL SYSTEM:SOFTWARE. Failure to restart out of eco-stop
N576NAS12021-11-03. Service bulletin. ENGINE AND ENGINE COOLING. Coolant level sensor loose.
SFCC_OCT2021_322021-11-02. Service bulletin. ENGINE; POWER TRAIN. Customer symptom of idle speed instability, check engine light illuminated.
SFCC_OCT2021_312021-11-02. Service bulletin. ENGINE; EQUIPMENT. Timing chain replacement VVT Service Part Incorrectly Boxed
SFCC_OCT2021_152021-11-02. Service bulletin. ENGINE AND ENGINE COOLING. COOLANT LEVEL SENSOR LOOSE
SSM75394ATT2021-10-07. Service bulletin. ENGINE; EQUIPMENT. Oil Level Gauge (Dipstick) markings incorrect.
SSM753942021-10-07. Service bulletin. ENGINE; EQUIPMENT. Oil Level Gauge (Dipstick) markings incorrect.
SFCC_SEP2021_362021-10-06. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM:IGNITION:COIL:SPARK PLUGS; ENGINE. Customer States engine runs rough with MIL illuminated.
SSM752312021-02-05. Service bulletin. ENGINE AND ENGINE COOLING. Low Coolant Warning Displayed on Instrument Cluster.
JLRTB02061NAS12021-02-05. Service bulletin. ENGINE AND ENGINE COOLING. The amber 'Low Coolant' warning message is displayed on the Instrument Panel Cluster(IPC). Further investigation has found no engine coolant leaks and the engine coolantexpansion tank is filled to the correct level.
SFCC_DEC2020_292021-01-09. Service bulletin. ENGINE; POWER TRAIN. The engine is running rough. There is a hesitation. The Check Engine MIL goes on and off. There is a noise on startup.
SSM75182ATT2021-01-08. Service bulletin. ENGINE. Engine Misfire, Rattle, Knock, lack of power.
SSM75178ATT2021-01-08. Service bulletin. STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; EQUIPMENT. Rear Harness Clash with Rear Exhaust Heat Shield and Rear Stabilizer Bar
SSM751782021-01-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS; EQUIPMENT. Rear Harness Clash with Rear Exhaust Heat Shield and Rear Stabilizer Bar
SSM75174ATT2021-01-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE; EQUIPMENT. Rear muffler discoloured appears burnt-dull metal colour.
SSM751822021-01-08. Service bulletin. ENGINE. Engine Misfire, Rattle, Knock, lack of power.
SFCC_NOV2020_362020-12-03. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. The engine fan runs excessively.
SFCC_OCT2020_402020-11-06. Service bulletin. POWER TRAIN; ENGINE. The Check Engine Lamp is illuminated.
SFCC_OCT2020_372020-11-06. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. The Charge Warning message is on. The Check Engine Lamp is illuminated.
SFCC_OCT2020_362020-11-06. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT:APPLIANCE:AIR CONDITIONER. The engine speed will jump up at idle with the AC off.
SFCC_SEP2020_302020-10-08. Service bulletin. ENGINE; POWER TRAIN. The engine speed will jump up at idle. The engine will shut down at a stop and restart immediately when pressing the start button.
SFCC_SEP2020_292020-10-08. Service bulletin. POWER TRAIN; ENGINE. There is a squeak from the engine at startup or shut down.
SFCC_SEP2020_272020-10-08. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. The engine fan will run sometimes after the engine is shut off.
SSM75004ATT2020-09-08. Service bulletin. ENGINE AND ENGINE COOLING. Customer reports Low Coolant Level warning message on the Instrument Panel Cluster (IPC).
SSM750042020-09-08. Service bulletin. ENGINE AND ENGINE COOLING. Customer reports Low Coolant Level warning message on the Instrument Panel Cluster (IPC).

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