AutoCodes – GMC – P1EEC GMC

P1EEC GMC Code - Battery Charger Control Module Reference Voltage 3 Circuit High Voltage

Quick Answer

The battery charger will diagnose its own systems and determine when a fault condition is present. Common causes include Faulty Battery Charger, Battery Charger harness is open or shorted, Battery Charger 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: P1EEC GMC indicates Battery Charger Control Module Reference Voltage 3 Circuit High Voltage.
Common causes: Common causes include Faulty Battery Charger, Battery Charger harness is open or shorted, Battery Charger 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 894

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 25, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1EEC GMC Description

The battery charger will diagnose its own systems and determine when a fault condition is present. Diagnostics and system status is communicated from the battery charger to the hybrid/EV powertrain control module 2 through serial data. The hybrid/EV powertrain control module 2 is the host controller for Diagnostic Trouble Code (DTC) information. This DTC is for the battery charger are internal measurements that verify the charger is performing properly. The battery charger measures internal voltages, currents, and temperatures and verifies they are within the proper range.

OBDII Code P1EEC GMC - Battery Charger Control Module Reference Voltage 3 Circuit High Voltage - AutoCodes.com — P1EEC GMC Code - Battery Charger Control Module Reference Voltage 3 Circuit High Voltage

What does this mean?

What are the Possible Causes of the DTC P1EEC GMC?

Faulty Battery Charger
Battery Charger harness is open or shorted
Battery Charger circuit poor electrical connection

How to Fix the DTC P1EEC 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 P1EEC 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 P1EEC 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 P1EEC GMC Code

1. What are common symptoms of OBDII code P1EEC GMC?

The common symptoms of code P1EEC GMC include battery draining quickly, difficulty starting the vehicle, and issues with the battery charging system.

2. What does the OBDII code P1EEC GMC indicate?

OBDII code P1EEC GMC indicates a high voltage condition in the Battery Charger Control Module Reference Voltage 3 circuit.

3. What are some possible causes of code P1EEC GMC?

Possible causes of code P1EEC GMC include a faulty battery charger control module, wiring issues in the reference voltage 3 circuit, or a defective battery charger control module.

4. How can I diagnose the cause of OBDII code P1EEC GMC?

Diagnosing code P1EEC GMC involves using a scan tool to read the code, checking the battery charger control module and related wiring for faults, and testing the reference voltage 3 circuit.

5. Can I still drive my vehicle with OBDII code P1EEC GMC?

It is not recommended to drive your vehicle with OBDII code P1EEC GMC, as it can lead to further damage to the battery charging system and potentially leave you stranded due to a drained battery.

6. How can I repair OBDII code P1EEC GMC?

Repairing OBDII code P1EEC GMC involves addressing the root cause of the high voltage condition, which may include replacing the battery charger control module, repairing wiring issues, or resetting the system.

7. Is it safe to clear the OBDII code P1EEC GMC and continue driving?

Clearing the code without addressing the underlying issue is not recommended, as the problem will likely persist and could lead to more severe electrical issues in the future.

8. Can a DIY enthusiast fix OBDII code P1EEC GMC at home?

Depending on your automotive repair skills and access to tools, some DIY enthusiasts may be able to address OBDII code P1EEC GMC at home by following repair guides and being cautious with electrical components.

9. How much does it cost to repair OBDII code P1EEC GMC at a mechanic?

The cost of repairing OBDII code P1EEC GMC at a mechanic can vary depending on the exact cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

10. How often does OBDII code P1EEC GMC occur in GMC vehicles?

OBDII code P1EEC GMC is not one of the most common codes reported in GMC vehicles, but it can still occur due to various electrical issues related to the battery charging system.