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Service bulletin 051

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 id10020712
Published by NHTSA2006-12-28
Manufacturer's number051
Manufacturer's date2006-10-27
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

CHANGE REAR DIFFERENTIAL OIL QUARANTINE. *KB

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 LR32006
LAND ROVER RANGE ROVER SPORT2006

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
SSM373612017-06-12. Service bulletin. "RE-ISSUED DEC 2015 A LARGE NUMBER OF OXYGEN SENSORS THAT HAVE BEEN REPLACED IN THE NORTH AMERICAN MARKET HAVE BEEN RETURNED TO THE SUPPLIER (DENSO) TO INVESTIGATE FOR POSSIBLE DEFECTS."
SSM564572017-06-02. Service bulletin. "ISSUE: REPORTS HAVE BEEN RECEIVED OF ENGINE DAMAGE OCCURRING, WHICH IS CAUSED BY THE USE OF NON-APPROVED ENGINE INDUCTION / FUEL INJECTION CLEANING EQUIPMENT OR MATERIALS. THIS INCLUDES, BUT IS NOT LIMITED TO, ""VACU-FLUSH"" TYPE EQUIPMENT. CAUSE: THE USE OF NON-APPROVED EQUIPMENT CAN CAUSE THE ENGINES TO HYDRO-LOCK, OR CAUSE OTHER ENGINE DAMAGE, AND SOMETIMES THE ONLY POSSIBLE REPAIR IS TO REPLACE THE ENGINE."
SSM718932017-06-01. Service bulletin. "ISSUE: CUSTOMERS REPORT A REPEAT ISSUE OF ENGINE NOISE FROM THE TIMING CHAIN SYSTEM, AFTER THE VEHICLE HAD PREVIOUSLY BEEN REPAIRED. CAUSE: THE TIMING CHAIN WAS NOT AT THE CORRECT TENSION. THIS WAS CAUSED BY THE FULL REPAIR PROCEDURE IN TSB LTB00474 NOT BEING FOLLOWED - A COMPLETE SET OF TIMING CHAIN TENSIONERS AND BLADES WERE NOT FITTED."
LTB00644NAS12017-06-01. Service bulletin. SITUATION: MULTIPLE WARNING LIGHTS MAY BE DISPLAYED ON THE INSTRUMENT CLUSTER. CAUSE: THIS MAY BE CAUSED BY CORRODED CHASSIS WIRING HARNESS AT THE REAR LEFT-SIDE CHASSIS-TO-BODY CONNECTOR.
LTB00429NAS32016-06-09. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
LTB-00429-NAS-22012-06-16. Service bulletin. LAND ROVER: DRIVING AT ALTITUDES OF 8200 FEET (2500 METERS), ENGINE EXHIBITS POOR OR REDUCED PERFORMANCE AND POWER AND ENGINE MALFUNCTION INDICATOR LAMP WILL ILLUMINATE. *PE
000452007-06-27. Service bulletin. ENGINE OVERHEATING DIAGNOSTIC AID. *KB
000132007-06-27. Service bulletin. SLOW ACCELERATION FROM A STANDING START. *KB