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Service bulletin PI1336

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 id10114297
Published by NHTSA2017-08-15
Manufacturer's numberPI1336
Manufacturer's date2014-10-17
NHTSA componentSTEERING:RACK AND PINION

NHTSA's summary

This preliminary bulletin provides a procedure to install a new rear differential pinion due to lead debri on the pinion seal journal and to correct the customers concern of the rear pinion seal leaking.

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

Steering, Steering gear

Vehicles listed
CADILLAC ATS2013, 2014
CADILLAC CTS2013, 2014

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
PIC5936B2017-08-15. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that may have the Hazard Flashers turn on after vehicle shut down or that the Glove Box may be open when they return to their vehicle. Technician should replace the Hazard Switch and/or Glove Box Switch (depending on customers concern) with a new designed switch.
16-NA-2112017-01-18. Service bulletin. THIS INFORMATIONAL BULLETIN INFORMS THE TECHNICIANS ON A CHANGE MADE TO THE INTERLOCK COMPONETS OF THE SHIFTING SYSTEM TO INCREASE THE ROBUSTNESS OF GEAR LOCKOUT WHEN NOT ENGAGED.
PIC-49862016-08-16. Service bulletin. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE CONDITION IS A NORMAL OPERATING CHARACTERISTIC OF THEIR VEHICLE. A CUSTOMER MAY COMMENT THAT THEY FEEL A STEERING BIND CONDITION WHEN THE CAR IS IN REVERSE, OR DRIVING FORWARD AND THE STEERING WHEEL IS TURNED AT OR NEAR THE FULL-LOCK POSITION.