AutoCodes – GMC – C0475 2016 GMC Sierra

C0475 2016 GMC Sierra Code - Electric Steering Motor Circuit

Quick Answer

The Power Steering Control Module continuously monitors the voltage and current levels being commanded to the 3-phase Electric Power Steering Motor. Common causes include Faulty Electric Power Steering Motor, Electric Power Steering Motor harness is open or shorted, Electric Power Steering Motor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
C0475 2016 GMC Sierra indicates Electric Steering Motor Circuit.
Common causes
Common causes include Faulty Electric Power Steering Motor, Electric Power Steering Motor harness is open or shorted, Electric Power Steering Motor circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 409
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 13, 2023
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Code C0475 2016 GMC Sierra Description

The Power Steering Control Module continuously monitors the voltage and current levels being commanded to the 3-phase Electric Power Steering Motor. The Power Steering Control Module compares the desired and actual current levels to detect malfunctions in the Electric Power Steering Motor or the circuits to the motor. The Diagnostic Trouble Code (DTC) will be set when the Power Steering Control Module has determined that the motor position is outside of an allowed tolerance, the motor sensor trim has not been configured by the manufacturer, or the Power Steering Control Module has determined that there is excessive rack travel.
OBDII Code C0475 2016 GMC Sierra - Electric Steering Motor Circuit - AutoCodes.com
C0475 2016 GMC Sierra Code - Electric Steering Motor Circuit

What are the Possible Causes of the DTC C0475 2016 GMC Sierra?

  • Faulty Electric Power Steering Motor
  • Electric Power Steering Motor harness is open or shorted
  • Electric Power Steering Motor circuit poor electrical connection
  • Faulty Power Steering Control Module

How to Fix the DTC C0475 2016 GMC Sierra?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C0475 2016 GMC Sierra code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the C0475 2016 GMC Sierra code?

Need more information on how to fix the C0475 2016 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C0475 2016 GMC Sierra code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about C0475 2016 GMC Sierra Code

1. What are the common symptoms of OBDII code C0475 in a 2016 GMC Sierra related to the electric steering motor circuit?

The common symptoms include difficulty steering, stiff or loose steering feel, steering wheel vibration, and warning lights on the dashboard.

2. What are the possible causes of OBDII code C0475 in a 2016 GMC Sierra?

Possible causes include a faulty electric steering motor, damaged wiring or connectors in the steering system, low power supply to the motor, or a malfunctioning steering angle sensor.

3. How can I diagnose the electric steering motor circuit issue causing OBDII code C0475 in my 2016 GMC Sierra?

Diagnosis involves using a diagnostic scanner to retrieve the fault codes, inspecting the wiring and connectors for damage, checking the power supply to the motor, and testing the steering angle sensor for proper functionality.

4. Can I continue driving my 2016 GMC Sierra with OBDII code C0475 related to the electric steering motor circuit?

It is not recommended to continue driving the vehicle with this code present, as it can affect the steering performance and potentially lead to unsafe driving conditions.

5. How can I repair OBDII code C0475 in my 2016 GMC Sierra related to the electric steering motor circuit?

Repair options include replacing the electric steering motor, repairing or replacing damaged wiring and connectors, ensuring proper power supply to the motor, and calibrating the steering angle sensor.

6. Are there any DIY tips for troubleshooting OBDII code C0475 in a 2016 GMC Sierra?

DIY tips include checking for loose or damaged wiring, ensuring proper grounding of the electric steering motor, and performing a visual inspection of the steering components for any obvious issues.

7. Is it necessary to reset the OBDII system after repairing OBDII code C0475 in a 2016 GMC Sierra?

Yes, it is recommended to reset the OBDII system after repairs are completed to clear the fault codes and ensure proper operation of the electric steering motor circuit.

8. What is the typical cost to repair OBDII code C0475 in a 2016 GMC Sierra at a dealership or repair shop?

The cost of repairs can vary depending on the specific issue, but it may range from $200 to $800 at a dealership or repair shop, including parts and labor.

9. Can extreme weather conditions affect the electric steering motor circuit and trigger OBDII code C0475 in a 2016 GMC Sierra?

Yes, extreme weather conditions such as extreme heat or cold can affect the performance of the electric steering motor circuit and potentially trigger the OBDII code C0475.

10. How often should I have the electric steering system inspected in my 2016 GMC Sierra to prevent issues like OBDII code C0475?

It is recommended to have the electric steering system inspected during regular maintenance intervals or if you notice any steering-related symptoms to catch and address potential issues early.

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