AutoCodes – GMC – C0475 2017 GMC Sierra

C0475 2017 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 2017 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 199

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 13, 2023

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code C0475 2017 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 2017 GMC Sierra - Electric Steering Motor Circuit - AutoCodes.com — C0475 2017 GMC Sierra Code - Electric Steering Motor Circuit

What does this mean?

What are the Possible Causes of the DTC C0475 2017 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 2017 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.

What does this mean?

Code Tech Notes

C0475:00 Electric Steering Motor Circuit Malfunction
C0475:59 Electric Steering Motor Circuit Slip Detected

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C0475 2017 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 2017 GMC Sierra code?

Need more information on how to fix the C0475 2017 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C0475 2017 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 2017 GMC Sierra Code

1. What does the OBDII code C0475 mean on a 2017 GMC Sierra?

Code C0475 indicates a problem with the electric steering motor circuit, often related to the electronic power steering (EPS) system.

2. What are common symptoms of the C0475 code in a 2017 GMC Sierra?

Symptoms include a loss of power steering assist, heavy or stiff steering, a warning message on the dashboard, or the EPS light turning on.

3. What causes the C0475 code in a GMC Sierra?

Common causes include a faulty electric steering motor, damaged wiring or connectors in the steering motor circuit, or a malfunctioning power steering control module.

4. Can I still drive my 2017 GMC Sierra with the C0475 code?

While the truck may still be drivable, the lack of power steering assist can make steering difficult and unsafe, especially at low speeds.

5. How do I diagnose the C0475 code in my GMC Sierra?

Diagnosis involves checking for damaged wiring or connectors in the electric steering motor circuit, testing the steering motor, and scanning for related codes using an OBDII scanner.

6. How do I fix the C0475 code on a 2017 GMC Sierra?

Repairs may include replacing the electric steering motor, repairing damaged wiring or connectors, or reprogramming or replacing the power steering control module.

7. How much does it cost to fix the C0475 code on a GMC Sierra?

Repair costs vary depending on the issue but can range from $200 to $1,000 or more, depending on whether the motor or control module needs replacement.

8. Can a low battery cause the C0475 code in a GMC Sierra?

Yes, a low or failing battery can cause voltage-related issues in the EPS system, potentially triggering the C0475 code.

9. Is the C0475 code common in the 2017 GMC Sierra?

Itâ€™s not a widespread issue, but it can occur, especially in vehicles with high mileage or after exposure to harsh conditions.

10. Do I need to recalibrate the steering system after fixing the C0475 code?

In some cases, recalibration or reprogramming of the power steering control module may be required after repairs. Consult the service manual or a professional technician.