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Service bulletin LTB00378NAS4

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 id10116124
Published by NHTSA2017-08-25
Manufacturer's numberLTB00378NAS4
Manufacturer's date2017-02-06
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

Transmission oil cooler pipe leak

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

Transmission and driveline, Automatic transmission

Vehicles listed
LAND ROVER LR42010, 2011, 2012, 2013, 2014, 2015, 2016
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
Q355NAS12021-12-13. Service bulletin. Technical Bulletin: Transmission Control Switch Fails to Rise
LTB00683NAS12021-12-13. Service bulletin. Technical Bulletin: Touch Screen Display Overexposed When Reverse Gear is Selected
SFCC AUG19 Slide2019-09-23. Service bulletin. The Check Engine Lamp is illuminated.
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.
LTB01275NAS12019-03-04. Service bulletin. The engine MIL (Malfunction Indicator Lamp) may be illuminated with DTC (Diagnostic Trouble Code) P0089-64 stored in the Powertrain Control Module (PCM).
LTB01207NAS12018-10-15. Service bulletin. A rattle/vibration may be evident from under the vehicle when driving on an uneven surface.
LTB01156NAS12018-05-29. Service bulletin. The engine Malfunction Indicator Lamp (MIL) may be illuminated on the Instrument Cluster (IC) with Diagnostic Trouble Code (DTC) P132B-77 stored in the Powertrain Control Module (PCM).
SSM729012017-06-14. Service bulletin. ISSUE: OIL LEAKING BETWEEN THE AUTOMATIC TRANSMISSION AND TRANSFER CASE WHICH IS CURRENTLY BEING MISDIAGNOSED LEADING TO REPEAT REPAIRS, I.E. LEAKS INCORRECTLY BEING IDENTIFIED AS COMING FROM THE REAR TRANSMISSION OIL SEAL OR SUMP.
LTB00757NAS52017-06-13. Service bulletin. SITUATION: ONE OF THE FOLLOWING ISSUES MAY OCCUR: • THE GEAR SELECTOR LED INDICATOR FLASHES AND NEUTRAL IS INVOLUNTARILY ENGAGED WHEN COMING TO A STOP OR IMMEDIATELY AFTER AN AUTOMATIC ENGINE RESTART (WHEN INTELLIGENT STOP/START IS ACTIVE). • THE INSTRUMENT CLUSTER HAS SWITCHED OFF AFTER AN AUTOMATIC ENGINE STOP AND DRIVER EXIT CONDITIONS DO NOT EXIST AND THE VEHICLE DOES NOT AUTOMATICALLY RESTART THE ENGINE UPON RELEASE OF THE BRAKE PEDAL (NOTE. DTC P162F-00 MAY BE STORED IN THE ENGINE CONTROL MODULE [ECM]).
LTB00378NAS32017-06-13. Service bulletin. SITUATION: THE TRANSMISSION OIL COOLER PIPE(S) MAY EXHIBIT A LEAK.