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Service bulletin PIC-5058

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 id10028175
Published by NHTSA2009-03-12
Manufacturer's numberPIC-5058
Manufacturer's date2009-06-01
ReplacesPIC-5058-B
NHTSA componentSTEERING:ELECTRIC POWER ASSIST SYSTEM; STEERING:HYDRAULIC POWER ASSIST SYSTEM

NHTSA's summary

GENERAL MOTOR: SERVICE POWER STEERING-C0450 (INSP HARNESS NEAR CYLINDER HEAD). THE CAUSE MAY BE ENGINE WIRE HARNESS IS CHAFING ON THE RIGHT CYLINDER HEAD. *PE UPDATED 11/04/09. *PE UPDATED ON 5/1/12. *JS

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

Steering, Power steering

Vehicles listed
CADILLAC CTS2008, 2009

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
12-02-32-002A2018-04-23. Service bulletin. This technical bulletin provides a revision for 12-02-32-002 to add the 2013-2014 model years, add noise as a possible condition and add a Note in the Instructions section.
SB-16-NA-1092016-08-06. Service bulletin. "THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO INSPECT THE STEERING GEAR FOR A NORMAL CONDITION OF GREASE OR SEALANT ON EXTERIOR CASE OF GEAR DUE TO THE MANUFACTURING PROCESS."
PIC5058B2012-05-02. Service bulletin. GM: SERVICE POWER STEERING MESSAGE POSSIBLE DTC C0450. *JS