Land Rover Discovery 2013–2018 — technical service bulletin
Bulletin SSM73628 · NHTSA communication 10127535 · issued Nov 9, 2017
Technical service bulletin
communication type
Electrical System
component
2013–2018
model years
12
vehicle entries
Official summary
Issue: JLR are currently investigating 'Traction Reduced' message displayed on the Instrument Cluster (IC) message center and DTC U2000-4B logged within the Rear Differential Control Module (RDCM).
Vehicles covered
- 2017 Land Rover Discovery
- 2018 Land Rover Discovery
- 2013 Land Rover Range Rover
- 2014 Land Rover Range Rover
- 2015 Land Rover Range Rover
- 2016 Land Rover Range Rover
- 2017 Land Rover Range Rover
- 2018 Land Rover Range Rover
- 2014 Land Rover Range Rover Sport
- 2015 Land Rover Range Rover Sport
- 2016 Land Rover Range Rover Sport
- 2017 Land Rover Range Rover Sport
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.