AutoCodes – GMC – P1E19 GMC

P1E19 GMC Code - Auxiliary Transmission Fluid Pump Control Module System Voltage Low

Quick Answer

The power inverter module, often referred to as the drive motor generator power inverter module, contains three motor control modules and the hybrid powertrain control module. Common causes include Faulty Power Inverter Module, Power Inverter Module harness is open or shorted, Power Inverter 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: P1E19 GMC indicates Auxiliary Transmission Fluid Pump Control Module System Voltage Low.
Common causes: Common causes include Faulty Power Inverter Module, Power Inverter Module harness is open or shorted, Power Inverter 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 803

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 Jul 04, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1E19 GMC Description

The power inverter module, often referred to as the drive motor generator power inverter module, contains three motor control modules and the hybrid powertrain control module. Two of the motor control modules operate their respective drive motor generator based upon power inverter module commands. The third motor control module controls the auxiliary transmission fluid pump motor. The hybrid powertrain control module and the motor control modules share the power inverter module ignition voltage circuit, battery voltage circuits and chassis earth.

OBDII Code P1E19 GMC - Auxiliary Transmission Fluid Pump Control Module System Voltage Low - AutoCodes.com — P1E19 GMC Code - Auxiliary Transmission Fluid Pump Control Module System Voltage Low

What does this mean?

What are the Possible Causes of the DTC P1E19 GMC?

Faulty Power Inverter Module
Power Inverter Module harness is open or shorted
Power Inverter Module circuit poor electrical connection

How to Fix the DTC P1E19 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 P1E19 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 P1E19 GMC code?

Need more information on how to fix the P1E19 GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1E19 GMC code diagnosed by a professional: Find a repair shop in your area

Information for Specific GMC Models

P1E19 2014 GMC Sierra — Auxiliary Transmission Fluid Pump Control Module System Voltage Low
P1E19 2015 GMC Sierra — Auxiliary Transmission Fluid Pump Control Module System Voltage Low
P1E19 2016 GMC Sierra — Auxiliary Transmission Fluid Pump Control Module System Voltage Low
P1E19 2017 GMC Sierra — Auxiliary Transmission Fluid Pump Control Module System Voltage Low
P1E19 2018 GMC Sierra — Auxiliary Transmission Fluid Pump Control Module System Voltage Low

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 P1E19 GMC Code

1. What are the common symptoms of OBDII code P1E19 GMC?

The common symptoms of OBDII code P1E19 GMC include poor transmission performance, harsh shifting, and the illumination of the Check Engine Light.

2. What are the possible causes of OBDII code P1E19 GMC?

Possible causes of OBDII code P1E19 GMC include a faulty auxiliary transmission fluid pump control module, wiring issues, low battery voltage, or a malfunctioning transmission fluid pump.

3. How can I diagnose OBDII code P1E19 GMC?

Diagnosing OBDII code P1E19 GMC involves using an OBDII scanner to retrieve the code, checking the transmission fluid level and condition, inspecting the wiring and connectors related to the auxiliary transmission fluid pump control module, and testing the voltage levels.

4. What are some repair tips for OBDII code P1E19 GMC?

Repair tips for OBDII code P1E19 GMC may include replacing the faulty auxiliary transmission fluid pump control module, repairing any damaged wiring or connectors, ensuring proper battery voltage, and checking the transmission fluid pump for proper operation.

5. Can I drive my vehicle with OBDII code P1E19 GMC?

It is not recommended to drive your vehicle with OBDII code P1E19 GMC, as it can lead to further transmission damage and potential safety hazards. It is best to address the issue promptly.

6. How serious is OBDII code P1E19 GMC?

OBDII code P1E19 GMC should be taken seriously as it can affect the performance and reliability of your vehicle's transmission system. Ignoring the code may lead to more severe transmission problems.

7. Does OBDII code P1E19 GMC require immediate attention?

Yes, OBDII code P1E19 GMC requires immediate attention to prevent further damage to the transmission system and ensure the safe operation of your vehicle.

8. Can I reset OBDII code P1E19 GMC with a simple reset tool?

Resetting OBDII code P1E19 GMC with a simple reset tool may temporarily clear the code, but it is essential to address the underlying issue causing the code to prevent it from reoccurring.

9. How much does it cost to repair OBDII code P1E19 GMC?

The cost to repair OBDII code P1E19 GMC can vary depending on the specific cause of the issue, the extent of the repairs needed, and the labor rates of the repair shop. It is advisable to consult a professional for an accurate estimate.

10. Can OBDII code P1E19 GMC be triggered by other underlying issues?

Yes, OBDII code P1E19 GMC can be triggered by other underlying issues such as low battery voltage, wiring faults, or problems with the transmission fluid pump. It is essential to conduct a thorough diagnosis to identify the root cause accurately.