AutoCodes – GMC – P2510 GMC

P2510 GMC Code - ECM/PCM Power Relay Sense Circuit Range/Performance

Quick Answer

The Powertrain Control Module (PCM)/Engine Control Module (ECM) monitors the voltage to the ECM/PCM Power Relay. Common causes include Faulty ECM/PCM Power Relay, ECM/PCM Power Relay harness is open or shorted, ECM/PCM Power Relay 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: P2510 GMC indicates ECM/PCM Power Relay Sense Circuit Range/Performance.
Common causes: Common causes include Faulty ECM/PCM Power Relay, ECM/PCM Power Relay harness is open or shorted, ECM/PCM Power Relay 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 4,165

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 Jan 17, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2510 GMC Description

The Powertrain Control Module (PCM)/Engine Control Module (ECM) monitors the voltage to the ECM/PCM Power Relay. The ECM/PCM set the OBDII code set when the ECM/PCM Power Relay is out of factory specifications.

OBDII Code P2510 GMC - ECM/PCM Power Relay Sense Circuit Range/Performance - AutoCodes.com — P2510 GMC Code - ECM/PCM Power Relay Sense Circuit Range/Performance

What does this mean?

What are the Possible Causes of the DTC P2510 GMC?

Faulty ECM/PCM Power Relay
ECM/PCM Power Relay harness is open or shorted
ECM/PCM Power Relay circuit poor electrical connection

How to Fix the DTC P2510 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 P2510 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 P2510 GMC code?

Need more information on how to fix the P2510 GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2510 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 P2510 GMC Code

1. What are the common symptoms of OBDII code P2510 in a GMC vehicle?

- Common symptoms include engine stalling, poor engine performance, difficulty starting the vehicle, and illuminated Check Engine Light.

2. What does the OBDII code P2510 GMC indicate?

- The code indicates a malfunction in the ECM/PCM power relay sense circuit, specifically related to range/performance issues.

3. What are the possible causes of OBDII code P2510 in a GMC vehicle?

- Possible causes include a faulty ECM/PCM power relay, damaged wiring or connectors in the power relay circuit, or a malfunctioning ECM/PCM.

4. How can I diagnose the ECM/PCM power relay sense circuit issue triggering code P2510?

- Diagnosis typically involves using a diagnostic scanner to retrieve the code, inspecting the power relay and related wiring, and testing the ECM/PCM for proper function.

5. Can I continue driving my GMC vehicle with OBDII code P2510 present?

- It is not recommended to drive the vehicle with this code present, as it can lead to more severe issues like engine damage or complete failure.

6. How can I repair OBDII code P2510 in my GMC vehicle?

- Repair may involve replacing the faulty ECM/PCM power relay, repairing damaged wiring or connectors, or reprogramming the ECM/PCM if necessary.

7. Are there any tips for preventing OBDII code P2510 from appearing in the future?

- Regularly inspect and maintain the vehicle's electrical system, promptly address any warning signs or symptoms, and follow the manufacturer's recommended maintenance schedule.

8. Will resetting the Check Engine Light make OBDII code P2510 disappear?

- Resetting the Check Engine Light may temporarily clear the code, but it is important to diagnose and address the underlying issue to prevent it from reoccurring.

9. How much does it cost to repair OBDII code P2510 in a GMC vehicle?

- Repair costs can vary depending on the specific cause of the issue, but it is recommended to consult with a qualified mechanic or dealership for an accurate estimate.

10. Can a DIY enthusiast fix OBDII code P2510, or is it best left to professionals?

- While some may attempt DIY repairs, dealing with electrical issues like the ECM/PCM power relay sense circuit is best left to professionals with the necessary tools and expertise.