AutoCodes – GMC – C0245 2014 GMC Sierra

C0245 2014 GMC Sierra Code - Wheel Speed Sensor Frequency Malfunction

Quick Answer

The wheel speeds are detected by active wheel speed sensors. Common causes include Mis-sized or non-matching brand tire, Faulty Electronic Brake Control Module (EBCM), Electronic Brake Control Module harness is open or shorted. 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
C0245 2014 GMC Sierra indicates Wheel Speed Sensor Frequency Malfunction.
Common causes
Common causes include Mis-sized or non-matching brand tire, Faulty Electronic Brake Control Module (EBCM), Electronic Brake Control Module harness is open or shorted.
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 206
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 04, 2023
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Code C0245 2014 GMC Sierra Description

The wheel speeds are detected by active wheel speed sensors. Each wheel speed sensor receives ignition voltage from the Electronic Brake Control Module (EBCM) and provides an alternating current square wave signal to the Electronic Brake Control Module. As the wheel spins, the Electronic Brake Control Module uses the frequency of the square wave signal to calculate the wheel speed. The Diagnostic Trouble Code (DTC) will be set when the wheel speed difference between one wheel and the others is greater than 20 percent.
OBDII Code C0245 2014 GMC Sierra - Wheel Speed Sensor Frequency Malfunction - AutoCodes.com
C0245 2014 GMC Sierra Code - Wheel Speed Sensor Frequency Malfunction

What are the Possible Causes of the DTC C0245 2014 GMC Sierra?

  • Mis-sized or non-matching brand tire
  • Faulty Electronic Brake Control Module (EBCM)
  • Electronic Brake Control Module harness is open or shorted
  • Electronic Brake Control Module circuit poor electrical connection

How to Fix the DTC C0245 2014 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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C0245 2014 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 C0245 2014 GMC Sierra code?

Need more information on how to fix the C0245 2014 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 C0245 2014 GMC Sierra Code

1. What are the common symptoms of OBDII code C0245 in a 2014 GMC Sierra related to the Wheel Speed Sensor Frequency Malfunction?

- Common symptoms include the ABS light being illuminated on the dashboard, traction control issues, and potential erratic braking behavior.

2. What could be the possible causes of OBDII code C0245 in a 2014 GMC Sierra indicating a Wheel Speed Sensor Frequency Malfunction?

- The code C0245 can be triggered by a faulty wheel speed sensor, damaged wiring or connectors, a malfunctioning ABS module, or issues with the wheel bearings.

3. How can I diagnose the Wheel Speed Sensor Frequency Malfunction in my 2014 GMC Sierra when OBDII code C0245 is present?

- To diagnose this issue, you can start by checking the wheel speed sensor connections, inspecting the wiring for any damage, and using a scan tool to monitor the sensor signals for inconsistencies.

4. Can driving with OBDII code C0245 indicating a Wheel Speed Sensor Frequency Malfunction in a 2014 GMC Sierra be dangerous?

- Driving with this code present can pose risks as it may affect the proper functioning of the ABS system, traction control, and stability control, potentially compromising vehicle safety.

5. How should I repair OBDII code C0245 in a 2014 GMC Sierra related to the Wheel Speed Sensor Frequency Malfunction?

- The repair process typically involves replacing the faulty wheel speed sensor, repairing any damaged wiring or connectors, or addressing issues with the ABS module as needed.

6. Is it possible to reset OBDII code C0245 in a 2014 GMC Sierra after fixing the Wheel Speed Sensor Frequency Malfunction issue?

- Once the underlying problem causing the code has been resolved, the code can be cleared using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes.

7. Can extreme weather conditions or road debris cause OBDII code C0245 to trigger in a 2014 GMC Sierra with a Wheel Speed Sensor Frequency Malfunction?

- Yes, extreme weather conditions like heavy snow or road debris impacting the wheel speed sensors can potentially lead to the triggering of code C0245 in the GMC Sierra.

8. Are there any preventive measures to avoid encountering OBDII code C0245 in a 2014 GMC Sierra due to Wheel Speed Sensor Frequency Malfunction?

- Regularly inspecting and maintaining the wheel speed sensors, ensuring proper wiring connections, and promptly addressing any ABS system issues can help prevent the recurrence of this code.

9. How long does it typically take to repair OBDII code C0245 in a 2014 GMC Sierra caused by a Wheel Speed Sensor Frequency Malfunction?

- The repair time can vary depending on the exact cause of the issue, but it may take anywhere from 1-3 hours for a professional technician to diagnose and fix the problem.

10. Can I continue driving my 2014 GMC Sierra with OBDII code C0245 related to the Wheel Speed Sensor Frequency Malfunction if the ABS and traction control systems are disabled?

- While it is possible to drive the vehicle with these systems disabled, it is not recommended as it can compromise safety, especially in emergency braking or slippery road conditions.

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