AutoCodes – GMC – P1EEB GMC

P1EEB GMC Code - Battery Charger Control Module Reference Voltage 3 Circuit Low 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: P1EEB GMC indicates Battery Charger Control Module Reference Voltage 3 Circuit Low 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 956

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 P1EEB 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 P1EEB GMC - Battery Charger Control Module Reference Voltage 3 Circuit Low Voltage - AutoCodes.com — P1EEB GMC Code - Battery Charger Control Module Reference Voltage 3 Circuit Low Voltage

What does this mean?

What are the Possible Causes of the DTC P1EEB GMC?

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

How to Fix the DTC P1EEB 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 P1EEB 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 P1EEB 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 P1EEB GMC Code

1. What does the OBDII code P1EEB mean on a GMC vehicle?

P1EEB indicates that the Battery Charger Control Module (BCCM) has detected a low voltage in the Reference Voltage 3 circuit, which is used to monitor and regulate the battery charging system.

2. What are the common symptoms of the P1EEB code?

Symptoms may include a check engine light, reduced charging performance, poor battery charging efficiency, or intermittent electrical issues.

3. What causes the P1EEB code to appear?

Common causes include damaged wiring or connectors in the Reference Voltage 3 circuit, a faulty Battery Charger Control Module, a weak or failing battery, or corroded electrical connections.

4. Can a bad battery trigger the P1EEB code?

Yes, a failing or underperforming battery can cause low voltage in the circuit, triggering the P1EEB code.

5. How is the P1EEB code diagnosed?

A mechanic will use a scan tool to read the code and live data, inspect the wiring and connectors for damage or corrosion, test the battery and alternator, and check the BCCM for faults.

6. Is the P1EEB code serious?

While it may not cause immediate drivability issues, ignoring this code could lead to battery or charging system failure, potentially leaving you stranded.

7. How do you fix the P1EEB code on a GMC vehicle?

Repairs may include replacing damaged wiring or connectors, cleaning corroded connections, replacing the battery or alternator if faulty, or replacing the Battery Charger Control Module if itâ€™s defective.

8. How much does it cost to fix the P1EEB code?

Repair costs vary depending on the issue but can range from $100 for minor wiring repairs to $500 or more for BCCM replacement.

9. Can clearing the P1EEB code solve the problem?

Simply clearing the code without addressing the root cause will likely result in the code returning, as the underlying issue still exists.

10. What tools are needed to troubleshoot the P1EEB code?

Youâ€™ll need an OBDII scanner, a multimeter to test voltage and continuity, and potentially specialized tools for inspecting or replacing the BCCM or battery system components.