AutoCodes – GMC – C0114 GMC

C0114 GMC Code - Pump Motor Circuit

Quick Answer

The system relay is energized when the ignition is ON. Common causes include Faulty Electronic Brake Control Module (EBCM), Electronic Brake Control Module (EBCM) harness is open or shorted, Electronic Brake Control Module (EBCM) 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
C0114 GMC indicates Pump Motor Circuit.
Common causes
Common causes include Faulty Electronic Brake Control Module (EBCM), Electronic Brake Control Module (EBCM) harness is open or shorted, Electronic Brake Control Module (EBCM) 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 1,264
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 06, 2020
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Code C0114 GMC Description

The system relay is energized when the ignition is ON. The system relay supplies voltage to the solenoid valves and the pump motor. This voltage is referred to as the system voltage. The Electronic Brake Control Module (EBCM) controls each solenoid valve by grounding the solenoid. The EBCM controls the pump motor by grounding the control circuit. The pump serves 2 purposes:
- Transfers brake fluid from the brake calipers to the master cylinder reservoir during pressure decrease events.
- Transfers brake fluid from the master cylinder reservoir to the brake calipers during pressure increase events.
OBDII Code C0114 GMC - Pump Motor Circuit - AutoCodes.com
C0114 GMC Code - Pump Motor Circuit

What are the Possible Causes of the DTC C0114 GMC?

  • Faulty Electronic Brake Control Module (EBCM)
  • Electronic Brake Control Module (EBCM) harness is open or shorted
  • Electronic Brake Control Module (EBCM) circuit poor electrical connection

How to Fix the DTC C0114 GMC?

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 C0114 GMC 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 C0114 GMC code?

Need more information on how to fix the C0114 GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C0114 GMC 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 C0114 GMC Code

1. What are the common symptoms of OBDII code C0114 for the Pump Motor Circuit in a GMC vehicle?

- Common symptoms include the ABS warning light being illuminated on the dashboard, loss of ABS functionality, and potential issues with the vehicle's stability control system.

2. What can cause the OBDII code C0114 related to the Pump Motor Circuit in a GMC?

- Possible causes include a faulty ABS pump motor, damaged wiring or connectors in the circuit, or a malfunctioning ABS control module.

3. How can I diagnose the OBDII code C0114 for the Pump Motor Circuit in my GMC?

- Diagnosing this code typically involves using a scan tool to retrieve the ABS system's trouble codes, inspecting the ABS pump motor and related components for damage, and testing the electrical connections.

4. Can I still drive my GMC if the OBDII code C0114 for the Pump Motor Circuit is present?

- While it may be possible to drive the vehicle with this code, it is not recommended as the ABS system may not function correctly, compromising safety in certain driving conditions.

5. What are the repair options for fixing the OBDII code C0114 in a GMC due to the Pump Motor Circuit issue?

- Repair options may include replacing the faulty ABS pump motor, repairing damaged wiring or connectors, or reprogramming the ABS control module to resolve the issue.

6. Is it safe to continue driving my GMC if the ABS warning light is on due to the OBDII code C0114?

- It is not recommended to drive the vehicle with the ABS warning light on, as the ABS system may not operate properly in emergency braking situations.

7. Can a DIY enthusiast fix the OBDII code C0114 related to the Pump Motor Circuit in a GMC?

- While some DIY repairs are possible, diagnosing and fixing issues related to the ABS system can be complex and may require specialized tools and expertise. Professional assistance is recommended.

8. How much does it typically cost to repair the OBDII code C0114 in a GMC caused by the Pump Motor Circuit problem?

- Repair costs can vary depending on the specific issue, but they may range from a few hundred to over a thousand dollars, including parts and labor.

9. Will resetting the OBDII code C0114 in my GMC make the problem go away?

- Resetting the code may temporarily turn off the warning light, but it will not fix the underlying issue causing the code. Proper diagnosis and repair are necessary to address the problem.

10. Can extreme weather conditions affect the likelihood of encountering the OBDII code C0114 for the Pump Motor Circuit in a GMC?

- Extreme weather conditions, such as intense heat or cold, can potentially contribute to electrical failures and component malfunctions, increasing the risk of encountering ABS system issues like the C0114 code.

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