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Service bulletins for the 2020 Land Rover Discovery

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.

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

By type

By component

By trouble code

Bulletins, newest first
SFCC_AUG2020_252020-09-08. Service bulletin. POWER TRAIN. The Check Engine Lamp is illuminated.
SFCC_AUG2020_132020-09-08. Service bulletin. STRUCTURE. ROOF WATER INGRESS SUNBLIND APERTURE SEAL
SFCC Jul20_402020-08-07. Service bulletin. SEAT BELTS. Seatbelt Automatic Locking Retractor Operation
SFCC Jul20_372020-08-07. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. A customer may report that the HVAC system is not blowing cool air.
SFCC Jul20_262020-08-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. 20B Software Delay until July 15th Software was delayed to include software fix for L551 APIX cable issue Audio popping noise iOS13 Bluetooth improvements Additional improvements
SFCC Jul20_202020-08-07. Service bulletin. ENGINE; POWER TRAIN. There is a noise from the engine.
SFCC Jul20_162020-08-07. Service bulletin. POWER TRAIN. Vehicle returns after turbo replacement requiring either another turbo replacement or seemingly an engine replacement
SFCC Jul20_152020-08-07. Service bulletin. POWER TRAIN. The Check Engine Lamp is on and there is a lack of power.
SFCC Jul20_82020-08-07. Service bulletin. ELECTRICAL SYSTEM. The battery cable ground stud may be loose in the body and needs to be replaced. Insufficient ground contact may lead to intermittent operation of electrical equipment.
SSM749682020-08-07. Service bulletin. EQUIPMENT; POWER TRAIN; POWER TRAIN:DRIVELINE. Range Rover (L405), Range Rover Sport (L494), Discovery (L462), V8 S/C 5.0L PETROL and V8 N/A 5.0L PETROL Electronic Locking Rear Differentials - Noisy
SSM749422020-08-07. Service bulletin. STEERING; ELECTRICAL SYSTEM. A customer may report that the heated steering wheel does not heat up when selected.
SSM74892ATT2020-08-07. Service bulletin. STEERING. Customer reports of steering wheel mis-alignment.
SSM748922020-08-07. Service bulletin. STEERING. Customer reports of steering wheel mis-alignment.
Big 5_06JUL20_362020-08-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. The battery cable ground stud may be loose in the body and needs to be replaced. Insufficient ground contact may lead to intermittent operation of electrical equipment.
NAS20.07.0012020-08-07. Service bulletin. ENGINE AND ENGINE COOLING. Please be advised that effective immediately Service Actions H291 and N451, Coolant Pump Operation, have been reinstated.
NAS20.06.004_22020-08-07. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. An issue has been identified on a limited number of Land Rover vehicles within the listed Affected Vehicle Range which may experience excessive engine cooling fan noise in the passenger compartment and eventual degradation of the engine cooling system performance.
NAS20.04.006_22020-08-06. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. A potential issue has been identified on certain vehicles within the listed Affected Vehicle Range may experience intermittent operation of electrical equipment due to insufficient ground contact.
N400NAS32020-08-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. A potential issue has been identified on certain Land Rover vehicles within the listed Affected Vehicle Range may experience intermittent operation of electrical equipment due to insufficient ground contact.
NAS20.07.0032020-08-06. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER; EQUIPMENT. Warranty Claims Guidelines for Windshield Water Ingress
SSM748562020-07-09. Service bulletin. ENGINE AND ENGINE COOLING. Suspended Campaign N451
SFCC_JUN2020_82020-07-09. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Service Actions H291 and N451 Temporarily Suspended
SFCC_JUN2020_232020-07-08. Service bulletin. POWER TRAIN. There is a noise from the engine.
SFCC_JUN2020_422020-07-08. Service bulletin. SEAT BELTS. A customer may report that the seatbelt won’t extend outward, it only retracts and a ratchet locks the seatbelt from being extended.
SFCC_MAY2020_182020-07-08. Service bulletin. ELECTRICAL SYSTEM. No airflow from the HVAC system.
SFCC_MAY2020_242020-07-08. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Stability Control Not Available, Intelligent Emergency Braking System Not Available, ATPC Disabled, Forward Alert Not Available Messages are displayed on the Instrument Cluster.

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