Service bulletin PIC5784

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)
Type	Service bulletin
NHTSA id	10112604
Published by NHTSA	2017-08-15
Manufacturer's number	PIC5784
Manufacturer's date	2012-11-27
NHTSA component	ELECTRICAL SYSTEM:IGNITION; STEERING:COLUMN

NHTSA's summary

This Preliminary Information communication provides information to the technician a grunt or buzz noise heard from the steering column area when the Ignition is turned on and again when the Ignition is turned off and the driver door is opened. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle.

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

Electrical system, Steering, Ignition, Steering column and wheel

Vehicles listed
CADILLAC ATS	2013

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
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18207 01	2022-05-31. Service bulletin. Customer Satisfaction. Certain vehicles may have a condition in which the power steering gear motor could separate from the steering gear housing due to corrosion of the attaching bolts. If the motor separates, power steering assist may be reduced or lost, and the driver may experience an unexpected increase in steering effort, especially at low speeds. Replace the bolts that attach the electric power steering motor to the steering gear and add a protective wax coating to each bolt and the seam around the electric power steering motor. If the bolts cannot be removed due to corrosion, the steering gear must be replaced. Revised Parts Information
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