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Service bulletin SSM66837

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 id10206593
Published by NHTSA2022-01-18
Manufacturer's numberSSM66837
Manufacturer's date2014-07-07
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL)

NHTSA's summary

The gearshift interlock button inoperative or spring has come adrift

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 LR22014

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
SSM66837A2022-01-18. Service bulletin. The gearshift interlock button inoperative or spring has come adrift
SSM725312017-06-12. Service bulletin. "ISSUE: SYMPTOM: - ENGINE MIL ILLUMINATED ON IPC. ROUGH IDLE, HESITATION AND/OR LOSS OF POWER. ONE OR MORE OF THE FOLLOWING DTCS MAY BE SET IN THE PCM: • P008A, • P008B, • P2542. CAUSE: SUB-OPTIMAL PCM SOFTWARE CALIBRATION"
LTB00782NAS12017-06-08. Service bulletin. "SITUATION: A NUMBER OF TRANSMISSION SHIFT QUALITY CONCERNS MAY BE EVIDENT. EXAMPLES ARE: • A ROUGH GEAR CHANGE OR 'JERK' FROM STATIONARY WHEN SELECTING DRIVE(D) FROM NEUTRAL(N). • A ROUGH GEAR CHANGE OR 'JERK' WHEN RELEASING THE FOOT BRAKE FROM A STATIONARY POSITION WHILE THE VEHICLE IS IN DRIVE(D) (HANDBRAKE NOT APPLIED). FOR EXAMPLE, IN A TRAFFIC JAM OR PULLING AWAY FROM TRAFFIC LIGHTS. • A ROUGH GEAR CHANGE OR 'JERK' WHILE DRIVING VEHICLE ON COASTDOWN FROM SIXTH GEAR (OFF ACCELERATOR) BUT ONLY WHEN DOWNSHIFTING FROM FIFTH TO FOURTH GEAR. CAUSE: THIS MAY BE CAUSED BY TRANSMISSION CONTROL MODULE (TCM) SOFTWARE PROGRAMMING."
LTB00584NAS42017-06-08. Service bulletin. "SITUATION: THE STEERING WHEEL LEFT-HAND AND/OR RIGHT-HAND SWITCHES (VOLUME, SEEK, OK/MENU, MODE, PHONE, VOICE, AND CRUISE CONTROL) AND TRANSMISSION PADDLE SWITCHES MAY EXHIBIT INTERMITTENT OPERATION, CAUSING ONE OR MORE (LIST NOT EXHAUSTIVE) OF THE FOLLOWING ISSUES: • AUDIO VOLUME WILL NOT ADJUST (UP AND/OR DOWN) • RADIO SEEK BUTTONS WILL NOT OPERATE • VOLUME CONTROL BUTTONS CAUSE THE RADIO STATION TO CHANGE • THE INFOTAINMENT SYSTEM IS SLOW TO OPERATE (BLANK SCREEN FOLLOWED BY THE 'LAND ROVER' LOGO) • DIAGNOSTIC TROUBLE CODE (DTC) U2013-02 'SWITCH PACK, GENERAL SIGNAL FAILURE' IS STORED IN THE INSTRUMENT CLUSTER MEMORY • DTC B1D21-13 'REMOTE CONTROL SWITCH CIRCUIT OPEN' IS STORED IN THE TOUCH SCREEN MEMORY • TRANSMISSION PADDLE SWITCHES INOPERATIVE OR INTERMITTENT FUNCTIONALITY • CRUISE CONTROL INOPERATIVE"
LTB00795NAS12017-06-08. Service bulletin. "SITUATION: A 'TRANSMISSION FAULT - TRACTION REDUCED' MESSAGE MAY BE DISPLAYED ON THE INSTRUMENT CLUSTER. UPON DIAGNOSIS, DIAGNOSTIC TROUBLE CODE (DTC) P1889-14 IS FOUND TO BE STORED. CAUSE: THIS MAY BE CAUSED BY INSUFFICIENT SPRING LOAD FOR COMMUTATOR BAR BRUSHES IN THE ACTIVE ON-DEMAND COUPLING OIL PUMP."
SSM668372017-06-06. Service bulletin. "ISSUE: THE GEARSHIFT INTERLOCK BUTTON INOPERATIVE OR SPRING HAS COME ADRIFT (SEE APPENDIX 1) CAUSE: THE INTERLOCK BUTTON MECHANISM HAS BEEN MODIFIED TO PREVENT THIS ISSUE FROM VIN NO. H372254 UK BUILD L910950 PUNE BUILD"
SSM721322017-06-06. Service bulletin. "ISSUED JANUARY 2015. ISSUE: A TECHNICIAN MAY FIND WHEN REPLACING THE M66 GEARBOX TURRET HOUSING FOR A GEAR CHANGE SELECTION OR STOP/START FAULT THAT AN INCORRECT TURRET MAY BE SUPPLIED. THIS AFFECTS: VEHICLES FITTED WITH M66 6 SPEED MANUAL TRANSMISSIONS FREELANDER 2/LR2 (LF) MODEL YEAR: 2013-2014 (VIN: DH321215-EH439912) RANGE ROVER EVOQUE (LV) MODEL YEAR: 2013 ONWARDS (VIN: DH85818 ONWARDS) CAUSE: IN MARCH 2013 A HALL EFFECT SENSOR TURRET WAS INTRODUCED, BUT WAS NOT GIVEN A SERVICE PART NUMBER. DEALERS ORDERING PART NO.LR022071 MAY HAVE EITHER THE AN INDUCTIVE OR HALL EFFECT TURRET SUPPLIED. THIS MAY BE INCORRECT FOR THE VEHICLE BEING REPAIRED."
SSM668372017-06-02. Service bulletin. ISSUE: THE GEARSHIFT INTERLOCK BUTTON INOPERATIVE OR SPRING HAS COME ADRIFT (SEE APPENDIX 1) CAUSE: THE INTERLOCK BUTTON MECHANISM HAS BEEN MODIFIED TO PREVENT THIS ISSUE FROM VIN NO. H372254 UK BUILD L910950 PUNE BUILD ACTION: TO RESOLVE THIS ISSUE PLEASE REPLACE THE GEAR SELECTOR KNOB ONLY
LTB00795NAS12016-06-22. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SSM-668372014-10-15. Service bulletin. LAND ROVER: ON SOME VEHICLES, THE SPRING IS ADRIFT OR INTERLOCK GEARSHIFT BUTTON FAILS TO WORK PROPERLY AND THE MECHANISM OF INTERLOCK BUTTON WILL BE MODIFIED. *PE