AutoCodes – GMC – P1AEE GMC

P1AEE GMC Code - Drive Motor 1 Control Module Hybrid Battery System Voltage High

Quick Answer

The Drive Motor Generator Power Inverter Control Module contains two motor control modules. Common causes include Faulty Drive Motor Generator Power Inverter Module, Drive Motor Generator Power Inverter Module harness is open or shorted, Drive Motor Generator 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: P1AEE GMC indicates Drive Motor 1 Control Module Hybrid Battery System Voltage High.
Common causes: Common causes include Faulty Drive Motor Generator Power Inverter Module, Drive Motor Generator Power Inverter Module harness is open or shorted, Drive Motor Generator 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 1,115

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 Mar 01, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1AEE GMC Description

The Drive Motor Generator Power Inverter Control Module contains two motor control modules. Each motor control modules measures hybrid battery high voltage with several internal sensors. The battery energy control module also monitors high voltage with several internal sensors. The battery energy control module high voltage measurement is broadcast over serial data.

OBDII Code P1AEE GMC - Drive Motor 1 Control Module Hybrid Battery System Voltage High - AutoCodes.com — P1AEE GMC Code - Drive Motor 1 Control Module Hybrid Battery System Voltage High

What does this mean?

What are the Possible Causes of the DTC P1AEE GMC?

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

How to Fix the DTC P1AEE 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 P1AEE 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 P1AEE 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 P1AEE GMC Code

What does the OBDII code P1AEE mean in a GMC vehicle?

The OBDII code P1AEE indicates a problem with the Drive Motor 1 Control Module, specifically that the hybrid battery system voltage is high.

What are common symptoms associated with the P1AEE code?

Common symptoms include reduced engine power, warning lights on the dashboard, battery performance issues, and in some cases, the vehicle may enter limp mode.

What could cause the P1AEE code to trigger?

Causes may include a faulty hybrid battery, issues with the battery management system, poor connections or wiring in the hybrid system, or a failing Drive Motor Control Module.

How can I diagnose the P1AEE code?

To diagnose the P1AEE code, start with a thorough inspection of the hybrid battery and its connections, check for any other related codes, and test the battery voltage and health using a multimeter.

What are some potential repairs for the P1AEE code?

Repairs may involve replacing or repairing the hybrid battery, fixing wiring issues, replacing the Drive Motor Control Module, or resetting the battery management system.

Will clearing the P1AEE code fix the issue?

Clearing the code may temporarily resolve the warning, but it will not fix the underlying problem. The code is likely to return if the issue is not addressed.

Can I drive my vehicle if the P1AEE code is present?

Driving with the P1AEE code is not recommended, as it may lead to reduced power and performance, and could potentially cause further damage to the hybrid system.

Is the P1AEE code specific to GMC vehicles?

While the P1AEE code is not exclusive to GMC, it is commonly associated with GMC hybrid models, and the specific implications may vary by manufacturer.

Should I consult a professional mechanic for the P1AEE code?

Yes, consulting a professional mechanic is advisable, especially for hybrid systems, as they require specialized knowledge and tools for accurate diagnosis and repair.