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Service bulletin SSM66677

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 id10206592
Published by NHTSA2022-01-18
Manufacturer's numberSSM66677
Manufacturer's date2013-06-26
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

5.0L V8 (AJ133) overheating due to incorrect coolant fill - 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.

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

Engine

Vehicles listed
LAND ROVER LR42013
LAND ROVER RANGE ROVER2013
LAND ROVER RANGE ROVER SPORT2013

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
NAS24.01.0012024-02-07. Service bulletin. Potential manufacturing issue with replacement thermostats
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
SSM758692023-09-08. Service bulletin. Coolant Low Warning Message Displayed On The Instrument Panel Cluster
SSM758692023-06-07. Service bulletin. Coolant Low Warning Message Displayed On The Instrument Panel Cluster
SSM759712023-04-05. Service bulletin. 3.0L AJ126 Misfire on New Replacement or REMAN units.