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Service bulletin 50158

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 id10017433
Published by NHTSA2005-11-08
Manufacturer's number50158
Manufacturer's date2005-09-01
NHTSA componentSEATS:FRONT ASSEMBLY:HEAD RESTRAINT

NHTSA's summary

HEAD RESTRAINT INOPERATIVE - DRIVE CABLE NOT FULLY ENGAGED IN GEARBOX - REPAIR METHOD. *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

Seats

Vehicles listed
JAGUAR XK2003, 2004, 2005, 2006
JAGUAR XK82003, 2004

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
SSM720222023-02-06. Service bulletin. Seat Module DTC diagnostic help - Seats not moving in one direction
SSM718272023-02-06. Service bulletin. Climate Controlled Seats Diagnosis & Testing
SSM679172022-12-05. Service bulletin. Vehicle seat memory module logs U1A4C 00
SSM430552022-05-31. Service bulletin. Restricted Seat Travel.
SSM430552017-03-25. Service bulletin. "RE-ISSUED NOVEMBER 2014. ISSUE: SEAT MOVEMENT MAYBE RESTRICTED ON SOME VEHICLES THAT HAS THE SEAT MEMORY FUNCTION. CAUSE: IF AN OBSTRUCTION IS ENCOUNTERED WHILE THE SEAT IS IN MOTION, THE SEAT WILL STOP MOVING AND FURTHER MOVEMENT WILL BE RESTRICTED UNTIL THE SEAT HAS BEEN RESET."
SSM720222017-03-24. Service bulletin. "ISSUE: SEATS NOT MOVING IN ONE DIRECTION / ONE AXIS CAUSE: MOTOR CONNECTIONS NOT FULLY LATCHED"
SSM718272017-03-20. Service bulletin. "ISSUE: CLIMATE CONTROLLED SEAT ISSUES CAUSE: UNKNOWN"