WenmarOpen by Wenmar Pro

Service bulletin 024

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 id10018828
Published by NHTSA2006-01-18
Manufacturer's number024
Manufacturer's date2005-12-08
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

SERVICE ACTION REGARDING ENGINE MANAGEMENT TUNE UPDATE (US ONLY). *TT

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 ROVER2006
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
LTB00429NAS32022-10-24. Service bulletin. Technical Bulletin: Poor Engine kPerformance At High Altitude
LTB00429NAS32022-06-13. Service bulletin. Technical Bulletin: Poor Engine kPerformance At High Altitude
SSM743742019-05-28. Service bulletin. Air leak from the right hand camshaft cover assembly due to a split diaphragm within the pressure control valve. Any of the following DTCs (indicating an air intake system leak) could be stored in the Powertrain Control Module (PCM) ? P2187, P2189, P0505, P0507.
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.
SSM666772017-04-14. Service bulletin. "ISSUE: AFTER THE ENGINE COOLANT ON A 5.0L V8 AJ133 ENGINE HAS BEEN PARTIALLY OR FULLY DRAINED AND FILLED, THE CUSTOMER EXPERIENCES THE ENGINE OVERHEATING. CAUSE: THE REFILL PROCEDURE HAS NOT BEEN COMPLETED CORRECTLY, RESULTING IN INSUFFICIENT COOLANT IN THE ENGINE."