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Service bulletin LTB00581NAS1

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 id10204746
Published by NHTSA2021-12-13
Manufacturer's numberLTB00581NAS1
Manufacturer's date2013-09-16
NHTSA componentSUSPENSION:FRONT:SPRINGS:AIR SUSPENSION:SPRINGS/BAGS; UNKNOWN OR OTHER

NHTSA's summary

Technical Bulletin: Front Air Spring - Lower-Level Repair Kit

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

Suspension, Air suspension

Vehicles listed
LAND ROVER RANGE ROVER2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012

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
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.
SSM457142017-06-12. Service bulletin. "RE-ISSUED DEC 2015. ISSUE: UNNECESSARY REPLACEMENT OF HEIGHT SENSORS ON 10 MY VEHICLES. INFORMATION: THE AIR SUSPENSION RIDE LEVEL MODULE (RLM) AND ACTIVE DYNAMICS SUSPENSION MODULE B (SUMB) ECU'S INCLUDE ROBUST CHECKS OF THE HEIGHT SENSORS DURING VEHICLE USAGE. IF THERE IS A FAULT WITH THE HEIGHT SENSOR WIRING HARNESS, CONNECTOR, OR THE HEIGHT SENSOR COMPONENT ITSELF THEN THE SYSTEM ECU WILL STORE A HEIGHT SENSOR RELATED DTC."
SSM558172017-05-31. Service bulletin. "RE-ISSUED FEBRUARY 2014. ISSUE: ENGINEERING INVESTIGATION TO FRONT AIR SPRING FAILURES CAUSE: UNKNOWN AT THIS TIME"
LTB00581NAS12017-05-26. Service bulletin. "SITUATION: A LOWER-LEVEL SERVICE REPAIR KIT IS NOW AVAILABLE IN THE EVENT IT IS NECESSARY TO REPLACE THE FRONT AIR SPRING WHILE THE SHOCK ABSORBER IS STILL FUNCTIONAL. CAUSE: FRONT AIR SPRING REPLACEMENT."
LTB00581NAS12016-06-13. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
LTB00438NAS12012-05-01. Service bulletin. LAND ROVER: THE AIR SUSPENSION SYSTEM MAY BE INOPERATIVE, 'ELECTRONIC AIR SUSPENSION- FAULT' MAY BE DISPLAYED IN THE MESSAGE CENTER, AND DIAGNOSTIC TROUBLE CODE (DTC) C1A36-01 STORED IN THE AIR SUSPENSION CONTROL MODULE. *JS
TB-003362011-06-01. Service bulletin. RANGE ROVER: THE SUSPENSION WARNING LIGHT MAY BE LIT. THERE ARE MANY POSSIBLE FAULT CODES CAUSED BY A VARIETY OF REASONS. *RM
TB-003312011-06-01. Service bulletin. LAND ROVER: WHEN REPAIRING OR REPLACING THE AIR SUSPENSION COMPRESSOR THE AIR SUSPENSION RELAY MUST BE REPLACED. *RM
LTB-002692011-02-05. Service bulletin. LAND ROVER: AIR SUSPENSION SYSTEM-COMPRESSOR DELIVERY VALVE AND DRIER REPLACEMENT; SOFTWARE UPDATE. AMBER OR RED SUSPENSION SYSTEM WARNING INDICATOR MAY ILLUMINATE AND SUSPENSION SYSTEM INACTIVE MAY DISPLAY IN THE MESSAGE CENTER OR THERE MAY BE A NOTICEABLE DEGRADATION OF SUSPENSION SYSTEM PERFORMANCE. *PE
2040022006-03-13. Service bulletin. ELECTRONIC AIR SUSPENSION FAULT CODES. *TT