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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
RCTR_29JAN20_212020-02-07. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE; POWER TRAIN. The Check Engine MIL is on.
RCTR_29JAN20_142020-02-07. Service bulletin. ELECTRICAL SYSTEM. Pop Noise From Audio Output
RCTR_29JAN20_132020-02-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Intermittent no start; Intermittent Battery Ground Connection
JLRTB02015NAS12020-02-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT. When activating the max defrost setting from an OFF condition on the climate control, an abnormal "hooting" type sound may be heard from the instrument panel.
NAS19.10.019_22020-01-08. Service bulletin. ELECTRICAL SYSTEM. A potential issue has been identified on certain Land Rover vehicles within the listed Affected Vehicle Range which may not start due to the Gateway Control Module (GWM) not initializing.
NAS19.12.0122020-01-08. Service bulletin. SEATS. A potential issue has been identified on certain Land Rover vehicles within the listed Affected Vehicle which may have been have been manufactured away from specification and do not meet the engineered known ‘OK’ state. The seat assemblies may be missing a number of fasteners.
NAS19.12.0072020-01-08. Service bulletin. SEATS. A potential issue has been identified on a limited number of Land Rover vehicles within the listed Affected Vehicle Range where the front and rear heated seats do not operate as expected.
SFCC_NOV19_412019-12-07. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. There is no air flow from the HVAC system.
SFCC_NOV19_402019-12-07. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:SOFTWARE. Customer states the vehicle will not start.
SFCC_NOV19_382019-12-07. Service bulletin. EQUIPMENT:ELECTRICAL. Customer states there is no audio output from the speakers on all sources.
SFCC_NOV19_332019-12-07. Service bulletin. ELECTRICAL SYSTEM. Customer complaint in regards to Infotainment system.
SSM746342019-12-07. Service bulletin. ELECTRICAL SYSTEM. Customer reports that the vehicle will not start or has a low battery warning on the cluster.
SFCC_NOV19_302019-12-07. Service bulletin. ELECTRICAL SYSTEM. Popping sound or crackling noise from the audio system while in use.
Tech_RS_NOV19_862019-12-07. Service bulletin. POWER TRAIN; ENGINE. The Check Engine MIL is on. DTC P2402-00 is stored in the PCM.
SSM746092019-12-06. Service bulletin. SEATS; EQUIPMENT ADAPTIVE/MOBILITY. Customers may express a concern with the manual (second row) rear seat forward/rearward adjustment lever(s) rattling or inoperative.
SSM746072019-12-06. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. JLR are investigating reports of the Wireless Charger Accessory are intermittently charging or not charging the mobile device.
SSM746042019-12-06. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Engine MIL on.
SFCC_NOV19_212019-12-06. Service bulletin. ELECTRICAL SYSTEM; ENGINE. The Check Engine MIL is on.
SSM745992019-12-06. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. Inconsistent Bluetooth connectivity for customers following an Android or Apple operating software (OS) update.
JLRTB02014NAS12019-12-06. Service bulletin. SEATS. The heated seat feature may not operate as expected and a customer may express one of the follow concerns: The heated seat temperature is slow to increase after the feature has been turned ON. The heated seat temperature does not decrease after the feature has been turned OFF.
TechRS_NOV19_1092019-12-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Web Browser functionality is not available.
TechRS_NOV19_1082019-12-06. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Voice control is not able to locate destination entry.
TechRS_NOV19_1062019-12-06. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM. Quiescent battery drain due to TCU module.
TechRS_NOV19_1042019-12-06. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. SOTA download does not complete first time through
TechRS_NOV19_1002019-12-06. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. Customer is able to unlock and lock the vehicle but not able to start vehicle

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