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Service bulletin 303-12C

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 id10055737
Published by NHTSA2014-07-14
Manufacturer's number303-12C
Manufacturer's date2014-01-08
NHTSA componentENGINE

NHTSA's summary

CLATTERING NOISE HEARD COMING FROM THE ENGINE. 07/14/2014*LJ

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

Engine

Vehicles listed
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.

Other bulletins for the same vehicles and component
SSM76317ATT - 28APR252025-05-05. Other. Engine Will Crank, No Start When At Operating Temperature
SSM76317 - 28APR252025-05-05. Other. Engine Will Crank, No Start When At Operating Temperature
BIG5JAN24_272024-02-07. Service bulletin. POTENTIAL MANUFACTURING ISSUE WITH REPLACEMENT THERMOSTATS.
NAS23.12.0012024-02-07. Service bulletin. Potential manufacturing issue with AJ126 engines.
BIG5JAN24_262024-02-07. Service bulletin. Potential manufacturing issue with AJ126 replacement engines.
LTB00482NAS42023-09-11. Service bulletin. Supercharger 'Clattering' / 'Knock' / 'Rattle' Noise - 5.0L V8 SC Engine
LTB00474NAS22023-09-11. Service bulletin. ?Rattle? / ?Click? Noise from Front of Engine
LTB00482NAS32022-10-24. Service bulletin. Technical Bulletin: Supercharger 'clattering' Noise
LTB00409NAS42022-10-24. Service bulletin. Technical Bulletin: Engine Misfires/Engine MIL Illuminated
LTB00409NAS32022-10-24. Service bulletin. Technical Bulletin: Engine Misfires/Engine MIL Illuminated