AutoCodesGMC – P025A 2014 GMC Sierra

P025A 2014 GMC Sierra Code - Fuel Pump Control Module Enable Circuit

Quick Answer

The Engine Control Module (ECM) supplies voltage to the Fuel Pump Control Module when the ECM detects that the ignition is on. Common causes include Faulty Fuel Pump Control Module, Fuel Pump Control Module harness is open or shorted, Fuel Pump Control Module 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
P025A 2014 GMC Sierra indicates Fuel Pump Control Module Enable Circuit.
Common causes
Common causes include Faulty Fuel Pump Control Module, Fuel Pump Control Module harness is open or shorted, Fuel Pump Control Module 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 214
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 09, 2022
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Code P025A 2014 GMC Sierra Description

The Engine Control Module (ECM) supplies voltage to the Fuel Pump Control Module when the ECM detects that the ignition is on. The voltage from the ECM to the Fuel Pump Control Module remains active for 2 seconds, unless the engine is in crank or run. While this voltage is being received, the Fuel Pump Control Module supplies a varying voltage to the fuel tank pump module in order to maintain the desired fuel line pressure.
OBDII Code P025A 2014 GMC Sierra - Fuel Pump Control Module Enable Circuit - AutoCodes.com
P025A 2014 GMC Sierra Code - Fuel Pump Control Module Enable Circuit

What are the Possible Causes of the DTC P025A 2014 GMC Sierra?

  • Faulty Fuel Pump Control Module
  • Fuel Pump Control Module harness is open or shorted
  • Fuel Pump Control Module circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P025A 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 P025A 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 P025A 2014 GMC Sierra code?

Need more information on how to fix the P025A 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 P025A 2014 GMC Sierra Code

1. What does the OBDII code P025A mean on a 2014 GMC Sierra?

P025A refers to an issue with the Fuel Pump Control Module Enable Circuit, indicating the module is not functioning properly or there’s a communication issue.

2. What are the symptoms of code P025A in a 2014 GMC Sierra?

Common symptoms include difficulty starting, poor engine performance, stalling, or a no-start condition.

3. What causes the P025A code on a 2014 GMC Sierra?

Potential causes include a faulty fuel pump control module, damaged wiring or connectors, a blown fuse, or a malfunction in the PCM (Powertrain Control Module).

4. Can a fuel pump issue trigger the P025A code?

Yes, a failing fuel pump or its control module can lead to this code if the enable circuit cannot properly regulate the pump.

5. How do you diagnose the P025A code on a 2014 GMC Sierra?

Diagnosis involves checking for damaged wiring, inspecting the fuel pump control module, testing the enable circuit voltage, and scanning for additional related codes.

6. Is the P025A code safe to ignore?

No, ignoring this code can lead to engine stalling, poor performance, or complete failure to start, potentially leaving you stranded.

7. What is the cost to fix the P025A code on a 2014 GMC Sierra?

Repairs can range from $100 to $500 or more, depending on whether the issue is with wiring, the fuel pump control module, or other components.

8. Can I drive with a P025A code on my 2014 GMC Sierra?

It’s not recommended, as it may cause engine stalling or lead to further damage to the fuel system.

9. How can I fix the P025A code myself?

Check and repair any damaged wiring or connectors, replace blown fuses, and inspect the fuel pump control module for faults.

10. Will clearing the P025A code solve the problem?

Clearing the code without fixing the underlying issue will likely result in the code returning. Proper diagnosis and repair are necessary.

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