WenmarOpen by Wenmar Pro

Service bulletin LTB00553NAS1

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 id10100917
Published by NHTSA2017-05-26
Manufacturer's numberLTB00553NAS1
Manufacturer's date2013-09-05
NHTSA componentSUSPENSION:FRONT:WHEEL BEARING; SERVICE BRAKES; POWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

"SITUATION: A RUBBING/SCRAPING/DRONE-TYPE NOISE AND/OR A VIBRATION MAY APPEAR TO BE EVIDENT FROM THE FRONT LEFTHAND CORNER OF THE VEHICLE. THE NOISE MAY ALSO BE DESCRIBED AS SIMILAR TO A BRAKE RUBBING OR WHEEL BEARING NOISE AND CAN BE VARIABLE FROM VEHICLE TO VEHICLE. THE ISSUE CAN OCCUR AT DIFFERENT SPEEDS/GEARS AND IN STEADY STATE DRIVING CONDITIONS UP TO 50/60MPH (80/100KM/H). THE NOISE IN MOST CASES IS MORE PROMINENT IN SECOND GEAR COAST DOWN, PARTICULARLY AROUND 12MPH (20KM/H). TO CONFIRM THE TRANSFER CASE IS THE ROOT CAUSE, THE NOISE CAN LISTENED TO USING A ‘CHASSIS EAR’ FIXED TO FRONT DIFFERENTIAL RIGHT-HAND MOUNT. CAUSE: THIS MAY BE CAUSED BY A CHORDAL VIBRATION OF THE TRANSFER CASE CHAIN ON COAST/OVERRUN."

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

Brakes, Suspension, Transmission and driveline, Automatic transmission, Wheel bearing

Vehicles listed
LAND ROVER RANGE ROVER2013

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
LTB00518NAS12022-10-24. Service bulletin. Technical Bulletin: Harsh 1-2 Transmissioin Shift
LTB00518NAS12022-06-13. Service bulletin. Technical Bulletin: Harsh 1-2 Transmissioin Shift
LTB00455NAS12022-06-13. Service bulletin. Technical Bulletin: Transmission Control Switch Module DTC Diagnostics
LTB00586NAS12021-12-13. Service bulletin. Technical Bulletin: Radiator Leak
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.
SSM743362019-04-22. Service bulletin. Variations of DTC P0087 are stored in the PCM for the fuel rail pressure sensor.
SSM730652017-09-08. Service bulletin. Issue: Oil leakage from the joint of 9 HP transmission and front differential following a repair in and around the Transmission internal differential right output half shaft.
SSM730652017-09-08. Service bulletin. Issue: Oil leakage from the joint of 9 HP transmission and front differential following a repair in and around the Transmission internal differential right output half shaft.
SSM730652017-09-08. Service bulletin. Issue: Oil leakage from the joint of 9 HP transmission and front differential following a repair in and around the Transmission internal differential right output half shaft.
SSM680972017-08-25. Service bulletin. Front wheel bearing may be contaminated