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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

Only bulletins with component: Automatic transmission are shown. Show all

Bulletins, newest first
N8812024-04-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; POWER TRAIN. On certain 2017 model year to 2020 model year Land Rover and Range Rover vehicles the Malfunction Indicator Lamp (MIL) may illuminate if the vehicle is refueled within 15 seconds of turning the engine off. Diagnostic Trouble Codes (DTC) P0496-00 may be stored in the Powertrain Control Module (PCM) .
N747v32024-04-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; POWER TRAIN. CLOSED ISSUE - On certain 2017 to 2020 model year Land Rover vehicles the Malfunction Indicator Lamp (MIL) may illuminate if the vehicle is refueled within 15 seconds of turning the engine off. Diagnostic Trouble Codes (DTC) P0496-00 may be stored in the Powertrain Control Module (PCM).
SFCC_MAR2024_612024-04-05. Service bulletin. POWER TRAIN; INTERIOR LIGHTING; UNKNOWN OR OTHER; POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:CLUTCHES/BANDS:ACTUATORS/SOLENOIDS; ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR. Lack of power, MIL light on, rough idle
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.
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.
UPS1520-1bNAS12020-04-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. A potential issue has been identified on certain vehicles within the listed Affected Vehicle Range which may experience restricted performance and a 'Gearbox Fault Detected' warning message displayed on the Instrument Panel Cluster (IPC).

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