AutoCodesGMC – P025A 2017 GMC Sierra

P025A 2017 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 2017 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 159
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 2017 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 2017 GMC Sierra - Fuel Pump Control Module Enable Circuit - AutoCodes.com
P025A 2017 GMC Sierra Code - Fuel Pump Control Module Enable Circuit

What are the Possible Causes of the DTC P025A 2017 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 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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P025A 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 P025A 2017 GMC Sierra code?

Need more information on how to fix the P025A 2017 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 2017 GMC Sierra Code

1. What does the OBDII code P025A mean on a 2017 GMC Sierra?

The P025A code indicates an issue with the Fuel Pump Control Module Enable Circuit, which is responsible for managing the fuel pump's operation.

2. What are common symptoms of the P025A code in a 2017 GMC Sierra?

Symptoms may include engine stalling, difficulty starting, reduced engine performance, or the activation of the check engine light.

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

Common causes include a faulty fuel pump control module, damaged wiring in the enable circuit, a bad fuel pump relay, or corroded electrical connectors.

4. Can I drive my 2017 GMC Sierra with the P025A code?

It is not recommended to drive with this code, as it may lead to engine stalling or failure to start, potentially leaving you stranded.

5. How do I diagnose the P025A code?

Start by inspecting the fuel pump control module, checking for damaged wiring or loose connections, and testing the fuel pump relay using a multimeter.

6. How much does it cost to repair the P025A code on a 2017 GMC Sierra?

Repair costs vary depending on the issue, but replacing a fuel pump control module typically costs $200-$600, including parts and labor.

7. What tools are needed to troubleshoot the P025A code?

You’ll need a diagnostic scan tool (OBDII scanner), a multimeter, and possibly wiring diagrams for the fuel pump control module circuit.

8. Can a P025A code be caused by a low fuel level?

While rare, a low fuel level can occasionally trigger this code if the fuel pump struggles to maintain proper pressure.

9. How can I prevent the P025A code from recurring?

Regularly inspect and maintain your vehicle’s wiring and connectors, ensure proper fuel system maintenance, and address any fuel pump issues promptly.

10. Does the P025A code always mean the fuel pump control module is bad?

No, the issue could also stem from wiring problems, a bad relay, or a related circuit fault, so proper diagnosis is essential.

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