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Service bulletin LTB00587NAS1

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 id10204751
Published by NHTSA2021-12-13
Manufacturer's numberLTB00587NAS1
Manufacturer's date2013-11-05
NHTSA componentELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:WINDSHIELD:ELECTRICAL HEATING ELEMENT

NHTSA's summary

Technical Bulletin: Potential Voltage Dip To Headlamps when heated windshield and Heated Rear Window Are Deactivated

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

Electrical system, Glass, wipers and mirrors, Heating and air conditioning, Instrument cluster, Software

Vehicles listed
LAND ROVER LR42010
LAND ROVER RANGE ROVER SPORT2010, 2011, 2012, 2013

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

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SSM63937A2022-01-18. Service bulletin. AMK Compressor Installation as being faulty after a recent dreplacement from Hitachi to an AMK compressor. The customer may experience an intermittent fault resulting in the air suspension warning lamp being illuminated. Fault code fault code C1A36-01 may also be present.
SSM639372022-01-18. Service bulletin. AMK Compressor Installation as being faulty after a recent dreplacement from Hitachi to an AMK compressor. The customer may experience an intermittent fault resulting in the air suspension warning lamp being illuminated. Fault code fault code C1A36-01 may also be present.
LTB00642NAS12021-12-13. Service bulletin. Technical Bulletin: Navigation Defaults To A Regional Location