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Service bulletin SSM72550

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 id10106055
Published by NHTSA2017-06-12
Manufacturer's numberSSM72550
Manufacturer's date2015-12-03
NHTSA componentSUSPENSION

NHTSA's summary

"ISSUE: A CUSTOMER MAY REPORT THAT DURING CERTAIN DRIVING MANOEUVRES THERE IS A GROAN NOISE FROM THE SUSPENSION THAT LASTS APPROXIMATELY 1 SECOND. THE MAIN DRIVING MANOEUVRES ASSOCIATED WITH THIS ARE: 1. STEERING RIGHT AND THEN HITTING A BUMP/RIDGE IN THE ROAD VERY SOON AFTER. 2. STEERING TO THE RIGHT AND THEN SHARPLY STEERING TO THE LEFT. CAUSE: THIS IS CAUSED BY THE FLUID MOVING WITHIN THE DYNAMIC RESPONSE VALVE BLOCK COMBINED WITH RAPID SYSTEM PRESSURE CHANGES."

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Suspension

Vehicles listed
LAND ROVER RANGE ROVER2013, 2014, 2015, 2016
LAND ROVER RANGE ROVER SPORT2014, 2015, 2016

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

Recalls for the same vehicles and component
20253382025-06-19. Suspension
20252892025-05-29. Suspension
20252742025-05-22. Suspension
20226682022-11-23. Suspension

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
SSM718492023-07-17. Service bulletin. A customer may complain that either "Vehicle Raising In Progress" or "Suspension Will Rise When System Is Cooled" messages can be seen. Fault codes U210A - 16 and C1A24 - 67 may also be stored.
SSM442112023-07-17. Service bulletin. A review of Front Lower Control Arm warranty returns from various markets has shown that arm assemblies have been incorrectly changed for knock issues when the front bush is cracked and should have been replaced as per Technical Service Bulletins LTB00204v4 and LTB00123v4.
SSM758242022-11-08. Service bulletin. Chassis Control Module (CHCM) Suspension Warning on Cluster
LTB00557NAS32022-10-24. Service bulletin. Technical Bulletin: Knock Sound From Front Suspension (Onwards)
LTB00557NAS22022-10-24. Service bulletin. Technical Bulletin: Knock Sound From Front Suspension (Onwards)
LTB00557NAS12022-10-24. Service bulletin. Technical Bulletin: Knock Sound From Front Suspension (Onwards)
LTB00557NAS32022-06-13. Service bulletin. Technical Bulletin: Knock Sound From Front Suspension (Onwards)
LTB00557NAS22022-06-13. Service bulletin. Technical Bulletin: Knock Sound From Front Suspension (Onwards)
LTB00557NAS12022-06-13. Service bulletin. Technical Bulletin: Knock Sound From Front Suspension (Onwards)
SSM670372022-01-18. Service bulletin. Dynamic Response Pipes contacting Deployable Side step bracket - When fitting the deployable side steps the suspension Dynamic response pipes can contact the deployable side sktep bracket. This coindition can give a knowcking noise when the vehicle is in service.