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Service bulletin TB-K-035

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 id10041824
Published by NHTSA2011-11-08
Manufacturer's numberTB-K-035
Manufacturer's date2011-03-31
NHTSA componentPOWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT

NHTSA's summary

JAGUAR: DUE TO EXCESSIVE SILICON CARBIDE LEFT IN UNITS, SOME REAR DIFFERENTIAL MAY HAVE BEEN CONTAMINATED. MODELS XF AND XK 2009. *PE

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

Transmission and driveline, Differential

Vehicles listed
JAGUAR XF2009
JAGUAR XK2009

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
JTB-001752010-08-16. Service bulletin. JAGUAR: REAR DIFFERENTIAL REPLACEMENT. DUE TO A CHANGE IN DESIGN, THE REAR DIFFERENTIAL HAS A NEW SERVICE PART. AS A RESULT, SHOULD THE REAR DIFFERENTIAL REQUIRE REPLACEMENT IT WILL BE NECESSARY TO CONVERT THE DRIVELINE SYSTEM TO USE THE NEW DIFFERENTIAL. *PE UPDATED 11/7/11. *PE
TSB-K0352009-07-01. Service bulletin. JAGUAR: VEHICLES MAY HAVE BEEN MANUFACTURED AWAY FROM PROCESS AND IN SOME CASE THE REAR DIFFERENTIALS MAY HAVE BEEN SUPPLIED WITH EXCESSIVE SILICON CARBIDE LEFT IN THE UNITS. THIS CAN CAUSE PREMATURE WEAR ON THE DIFFERENTIAL PINION HEAD AND TAIL CARRIER BEARINGS, RESULTING IN UNACCEPTABLE DIFFERENTIAL NOISE AND DRIVELINE VIBRATION. *PE
TB-UPS-2608-2B2009-02-25. Service bulletin. JAGUAR: UPDATE PRIOR TO SALE: REAR DIFFERENTIAL CONTAMINATION. A NUMBER OF REAR DIFFERENTIALS HAVE BEEN INCORRECTLY SUPPLIED WHICH MAY LEAD TO PREMATURE WEAR OF THE DIFFERENTIAL PINION HEAD AND TAIL CARRIER BEARINGS. *PE