AutoCodes – GMC – P1E25 GMC

P1E25 GMC Code - Auxiliary Transmission Fluid Pump Control Module Read Only Memory

Quick Answer

This is an internal fault detection of the auxiliary transmission fluid pump control module. Common causes include Faulty Auxiliary Transmission Fluid Pump Motor Control Module, Auxiliary Transmission Fluid Pump Motor Control Module harness is open or shorted, Auxiliary Transmission Fluid Pump Motor 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: P1E25 GMC indicates Auxiliary Transmission Fluid Pump Control Module Read Only Memory.
Common causes: Common causes include Faulty Auxiliary Transmission Fluid Pump Motor Control Module, Auxiliary Transmission Fluid Pump Motor Control Module harness is open or shorted, Auxiliary Transmission Fluid Pump Motor 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 976

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 Apr 23, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1E25 GMC Description

This is an internal fault detection of the auxiliary transmission fluid pump control module. The modules listed below are internal to the power inverter module and are not serviced separately. These faults are handled inside the hybrid powertrain control module and no external circuits are involved.

OBDII Code P1E25 GMC - Auxiliary Transmission Fluid Pump Control Module Read Only Memory - AutoCodes.com — P1E25 GMC Code - Auxiliary Transmission Fluid Pump Control Module Read Only Memory

What does this mean?

What are the Possible Causes of the DTC P1E25 GMC?

Faulty Auxiliary Transmission Fluid Pump Motor Control Module
Auxiliary Transmission Fluid Pump Motor Control Module harness is open or shorted
Auxiliary Transmission Fluid Pump Motor Control Module circuit poor electrical connection

How to Fix the DTC P1E25 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 P1E25 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 P1E25 GMC 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 P1E25 GMC Code

1. What are the common symptoms of OBDII code P1E25 in a GMC vehicle?

- Common symptoms include erratic shifting, transmission overheating, and illuminated warning lights on the dashboard.

2. What could cause the OBDII code P1E25 to appear in a GMC vehicle?

- The code can be triggered by a faulty auxiliary transmission fluid pump control module read-only memory (ROM) or issues with the module's circuitry.

3. How can I diagnose the cause of the OBDII code P1E25 in my GMC vehicle?

- A thorough inspection of the auxiliary transmission fluid pump control module, checking for any visible damage or loose connections, is recommended. Additionally, using a diagnostic scanner to read the specific error codes can help pinpoint the issue.

4. Is it safe to continue driving with the OBDII code P1E25 present in a GMC vehicle?

- It is not recommended to drive with this code active, as it can lead to further transmission damage or safety hazards. It is best to address the issue promptly.

5. Can the auxiliary transmission fluid pump control module read-only memory be repaired, or does it need to be replaced?

- In some cases, the ROM can be reprogrammed or repaired by a professional technician. However, if the damage is severe, replacement of the control module may be necessary.

6. Are there any DIY repair tips for fixing the OBDII code P1E25 in a GMC vehicle?

- DIY repairs are not recommended for this specific issue, as it involves complex transmission components that require specialized knowledge and tools. It is best to seek professional help.

7. How much does it typically cost to repair the OBDII code P1E25 in a GMC vehicle?

- The cost of repairs can vary depending on the extent of the damage and the specific model of the GMC vehicle. It is advisable to get a few quotes from reputable mechanics to compare prices.

8. Can the OBDII code P1E25 be reset without fixing the underlying issue in a GMC vehicle?

- Resetting the code without addressing the root cause is not recommended, as the issue will likely reoccur, potentially causing more damage over time.

9. Will the OBDII code P1E25 cause my GMC vehicle to fail an emissions test?

- Yes, having this code present can cause your vehicle to fail an emissions test, as it indicates a problem with the transmission system that affects performance and emissions.

10. How can I prevent the OBDII code P1E25 from reappearing in my GMC vehicle?

- Regular maintenance of the transmission system, including fluid checks and replacements as recommended by the manufacturer, can help prevent issues that trigger this code.