Service bulletin PIC6012A

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	10114550
Published by NHTSA	2017-08-15
Manufacturer's number	PIC6012A
Manufacturer's date	2015-05-15
NHTSA component	STEERING: STEERING WHEEL/HANDLE BAR; SUSPENSION:FRONT

NHTSA's summary

This Preliminary Information communication provides information to the technician for a vibration felt through the steering wheel during a parking lot maneuver normally when turning left into a parking spot with the steering close to the end of travel with the vehicle speed between 3 to 4 miles per hour. The vehicle could have diagnostic trouble code C055C symptom code 00 along with the condition. The technician is to program the Power Steering Control module with the latest software available in TIS2Web.

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, Suspension, Steering column and wheel

Trouble codes named

C055C

Vehicles listed
CADILLAC CTS	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
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
18207	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.
PIC6025D	2019-06-10. Service bulletin. This Preliminary Information communication provides the technician with a diagnostic tip for vehicles with intermittent no crack with a "Turn Steering Wheel Start Vehicle Again". If there is a Diagnostic Trouble Code B305A stored history in the Body Control Module it may have been caused by a bound up steering wheel. Review the owner?s manual Starting the Vehicle Messages section with the customer.
PIC6025	2017-08-15. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that has an intermittent no crank with a "Turn Steering Wheel Start Vehicle Again" message. If the steering is bound up so the column lock cannot retract when the vehicle start button is pressed the Body Control Module will not allow the vehicle to start. Dealer should review the owner's manual description for this message in the Starting the Vehicle Messages section which states: "TURN STEERING WHEEL START VEHICLE AGAIN" with the customer.
PIC-6025-A	2016-08-25. Service bulletin. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES THE TECHNICIAN WITH A DIAGNOSTIC TIP FOR VEHICLES WITH INTERMITTENT NO CRACK WITH A "TURN STEERING WHEEL START VEHICLE AGAIN". IF THERE IS A DIAGNOSTIC TROUBLE CODE B305A STORED HISTORY IN THE BODY CONTROL MODULE IT MAY HAVE BEEN CAUSED BY A BOUND UP STEERING WHEEL. REVIEW THE OWNER’S MANUAL STARTING THE VEHICLE MESSAGES SECTION WITH THE CUSTOMER.