Engine-CodesGMC – P1E1A 2014 GMC Sierra

P1E1A 2014 GMC Sierra Code - Auxiliary Transmission Fluid Pump Control Module System Voltage High

Quick Answer

The diagnostic trouble code P1E1A for a 2014 GMC Sierra indicates a problem with the Auxiliary Transmission Fluid Pump Control Module System Voltage being too high. Common causes include Faulty auxiliary transmission fluid pump control module, Electrical wiring issues or shorts, High voltage in the vehicle's electrical system. 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
P1E1A 2014 GMC Sierra indicates Auxiliary Transmission Fluid Pump Control Module System Voltage High.
Common causes
Common causes include Faulty auxiliary transmission fluid pump control module, Electrical wiring issues or shorts, High voltage in the vehicle's electrical system.
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.
Table of contents Created and updated by William Orellana on Sep 13, 2024
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Code P1E1A 2014 GMC Sierra Description

The diagnostic trouble code P1E1A for a 2014 GMC Sierra indicates a problem with the Auxiliary Transmission Fluid Pump Control Module System Voltage being too high. This system is responsible for controlling the operation of the auxiliary transmission fluid pump, which helps to circulate transmission fluid and maintain optimal operating temperatures. When the system voltage is too high, it can lead to various issues that can affect the vehicle's performance and overall functionality.

OBDII Code P1E1A 2014 GMC Sierra - Auxiliary Transmission Fluid Pump Control Module System Voltage High
P1E1A 2014 GMC Sierra Code - Auxiliary Transmission Fluid Pump Control Module System Voltage High

Common Causes of P1E1A 2014 GMC Sierra

  1. Faulty auxiliary transmission fluid pump control module
  2. Electrical wiring issues or shorts
  3. High voltage in the vehicle's electrical system
  4. Faulty transmission fluid pump
  5. Issues with the vehicle's battery or charging system

Symptoms of P1E1A 2014 GMC Sierra

  1. Check engine light illuminated on the dashboard
  2. Transmission overheating
  3. Rough or delayed shifting
  4. Decreased fuel efficiency
  5. Transmission slipping

How to Fix P1E1A 2014 GMC Sierra

  1. Diagnose the issue using a diagnostic scanner to confirm the P1E1A code and pinpoint the exact cause of the high voltage.
  2. Inspect the auxiliary transmission fluid pump control module and wiring for any visible damage or corrosion.
  3. Test the vehicle's electrical system to ensure that the voltage levels are within the normal range.
  4. Replace the faulty auxiliary transmission fluid pump control module or repair any damaged wiring as needed.
  5. Clear the trouble code from the vehicle's computer and test drive the vehicle to ensure that the issue has been resolved.

Cost to Fix P1E1A 2014 GMC Sierra

The typical repair costs for addressing a P1E1A code on a 2014 GMC Sierra can vary depending on the specific cause of the issue. In general, the cost of replacing a faulty auxiliary transmission fluid pump control module can range from $200 to $500, including parts and labor. Additional costs may apply if there are other underlying issues that need to be addressed. It's important to note that diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate.

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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 P1E1A 2014 GMC Sierra Code

1. What are the common symptoms of OBDII code P1E1A in a 2014 GMC Sierra related to the Auxiliary Transmission Fluid Pump Control Module System Voltage High?

- Common symptoms may include the illumination of the check engine light, transmission shifting issues, and potential reduced vehicle performance.

2. What are the possible causes of OBDII code P1E1A in a 2014 GMC Sierra indicating an issue with the Auxiliary Transmission Fluid Pump Control Module System Voltage High?

- The code P1E1A could be triggered by a faulty auxiliary transmission fluid pump control module, wiring issues, a malfunctioning pump, or high voltage in the system.

3. How can I diagnose the OBDII code P1E1A in a 2014 GMC Sierra related to the Auxiliary Transmission Fluid Pump Control Module System Voltage High?

- Diagnosis typically involves using an OBDII scanner to retrieve the code, checking the auxiliary transmission fluid pump control module, inspecting the wiring for any damage, and testing the voltage levels in the system.

4. Can I continue driving my 2014 GMC Sierra with the OBDII code P1E1A indicating an Auxiliary Transmission Fluid Pump Control Module System Voltage High issue?

- It is not recommended to continue driving the vehicle with this code present, as it can lead to transmission problems and potentially cause further damage if not addressed promptly.

5. How can I repair OBDII code P1E1A in a 2014 GMC Sierra related to the Auxiliary Transmission Fluid Pump Control Module System Voltage High?

- Repair options may include replacing the faulty auxiliary transmission fluid pump control module, repairing any damaged wiring, checking and potentially replacing the transmission fluid pump, and clearing the code with an OBDII scanner.

6. Is it necessary to reset the OBDII code P1E1A in a 2014 GMC Sierra after repairing the issue with the Auxiliary Transmission Fluid Pump Control Module System Voltage High?

- Yes, it is important to clear the code after completing the necessary repairs to reset the check engine light and ensure the issue has been resolved.

7. Are there any preventive measures to avoid encountering the OBDII code P1E1A in a 2014 GMC Sierra related to the Auxiliary Transmission Fluid Pump Control Module System Voltage High?

- Regularly maintaining the transmission system, checking for any signs of wiring damage, and addressing any unusual transmission behavior promptly can help prevent issues leading to this code.

8. Can a DIY enthusiast without advanced automotive knowledge fix the OBDII code P1E1A in a 2014 GMC Sierra indicating an issue with the Auxiliary Transmission Fluid Pump Control Module System Voltage High?

- Depending on the specific cause, DIY enthusiasts with some mechanical skills may be able to address simpler issues such as checking and repairing wiring connections. However, complex repairs may require professional assistance.

9. How long does it typically take to repair OBDII code P1E1A in a 2014 GMC Sierra associated with the Auxiliary Transmission Fluid Pump Control Module System Voltage High?

- The repair time can vary based on the underlying cause and the extent of the issue. Simple fixes like replacing a fuse or repairing a wire may take less time, while replacing a control module or pump could take longer.

10. Will fixing the OBDII code P1E1A in a 2014 GMC Sierra related to the Auxiliary Transmission Fluid Pump Control Module System Voltage High improve vehicle performance?

- Addressing the issue indicated by this code can help restore proper transmission function, potentially improving vehicle performance and preventing further damage to the transmission system.

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