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Service bulletin SSM73943.1

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10145866
Published by NHTSA2018-10-15
Manufacturer's numberSSM73943.1
Manufacturer's date2018-07-24
NHTSA componentSTEERING:COLUMN; STEERING

NHTSA's summary

Issue: A customer may report the vehicle steering feels heavy ? no warnings will be visible on the Instrument Cluster

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Steering, Steering column and wheel

Vehicles listed
LAND ROVER DISCOVERY2017, 2018
LAND ROVER RANGE ROVER2013, 2014, 2015, 2016, 2017, 2018
LAND ROVER RANGE ROVER SPORT2014, 2015, 2016, 2017, 2018

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
LTB01277NAS12019-04-08. Service bulletin. On vehicles with 360mm front brake discs (2 piston floating caliper) only, a vibration or judder may be evident through the steering wheel and/or brake pedal when applying brakes from 50 KPH (30 MPH) or above.
SSM739802018-11-26. Service bulletin. Issue: The customer may express a concern that vehicles drift to the right during straight ahead driving. The concern is coupled with a need to constantly apply an opposing force at the steering wheel to maintain straight ahead driving.
SGI18-282018-11-05. Service bulletin. A potential issue has been identified on a limited number of Land Rover vehicles within the listed Affected Vehicle Range where the steering wheel left control switch may not function as expected and lead to one or more of the following features may not function as expected: Infotainment controls - volume, seek, next, and previous Instrument Cluster (IC) menu control Mobile phone control Favorite control Push to talk control.
N196 UPS4418-1BN2018-11-05. Service bulletin. An issue has been identified on certain Land Rover vehicles within the listed Affected Vehicle Range where the steering wheel left control switch may not function as expected and lead to one or more of the following features may not function as expected: ? Infotainment controls - volume, seek, next and previous ? Instrument Cluster (IC) menu control ? Mobile phone control ? Favorite control ? Push to talk control
SSM73943.1 Attac2018-10-15. Service bulletin. Issue: A customer may report the vehicle steering feels heavy ? no warnings will be visible on the Instrument Cluster
SSM73943.1 Attac2018-10-15. Service bulletin. Issue: A customer may report the vehicle steering feels heavy ? no warnings will be visible on the Instrument Cluster
SSM73943 Attachm2018-10-15. Service bulletin. Issue: A customer may report the vehicle steering feels heavy ? no warnings will be visible on the Instrument Cluster
SSM73943 Attachm2018-10-15. Service bulletin. Issue: A customer may report the vehicle steering feels heavy ? no warnings will be visible on the Instrument Cluster
SSM739432018-10-15. Service bulletin. Issue: A customer may report the vehicle steering feels heavy ? no warnings will be visible on the Instrument Cluster
LTB01170NAS12018-07-02. Service bulletin. The steering wheel left control switch may exhibit a loss of function where the audio volume cannot be adjusted.