Land Rover Discovery 2020 — technical service bulletin
Bulletin SSM74799 · NHTSA communication 10174496 · issued Apr 23, 2020
Technical service bulletin
communication type
Fuel System, Gasoline
component
2020
model years
3
vehicle entries
Official summary
MIL on when vehicle in driving. DTC P0496-00 indicated EVAP (Evaporative Emission Canister purge) purification flow is too high.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.