AutoCodes – Chevrolet – B3124 Chevrolet

B3124 Chevrolet Code - Keyless Entry Antenna 6

Quick Answer

The rear compartment antenna is located on the rear compartment floor near the seat back, centered, and is used to establish low frequency communications with the keyless entry transmitter. Common causes include Faulty Keyless Entry Antenna Rear Compartment, Keyless Entry Antenna Rear Compartment harness is open or shorted, Keyless Entry Antenna Rear Compartment 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
B3124 Chevrolet indicates Keyless Entry Antenna 6.
Common causes
Common causes include Faulty Keyless Entry Antenna Rear Compartment, Keyless Entry Antenna Rear Compartment harness is open or shorted, Keyless Entry Antenna Rear Compartment 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 7,883
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 03, 2020
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Code B3124 Chevrolet Description

The rear compartment antenna is located on the rear compartment floor near the seat back, centered, and is used to establish low frequency communications with the keyless entry transmitter. When the driver attempts to change the ignition status of the vehicle, the Keyless Entry Control Module communicates with the rear compartment antenna. The Diagnostic Trouble Code (DTC) sets when the keyless entry control module detects a short to ground on the rear compartment keyless entry antenna signal circuit.
OBDII Code B3124 Chevrolet - Keyless Entry Antenna 6 - AutoCodes.com
B3124 Chevrolet Code - Keyless Entry Antenna 6

What are the Possible Causes of the DTC B3124 Chevrolet?

  • Faulty Keyless Entry Antenna Rear Compartment
  • Keyless Entry Antenna Rear Compartment harness is open or shorted
  • Keyless Entry Antenna Rear Compartment circuit poor electrical connection
  • Faulty Keyless Entry Control Module

How to Fix the DTC B3124 Chevrolet?

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 B3124 Chevrolet 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 B3124 Chevrolet code?

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Need Help with the Code?

Get the B3124 Chevrolet code diagnosed by a professional: Find a repair shop in your area

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 B3124 Chevrolet Code

1. What are the common symptoms of OBDII code B3124 in a Chevrolet related to the Keyless Entry Antenna 6?

The common symptoms include issues with keyless entry functionality, such as the remote not working or difficulty in locking and unlocking the vehicle.

2. What are the possible causes of OBDII code B3124 related to the Keyless Entry Antenna 6 in a Chevrolet?

Possible causes include a faulty key fob, damaged keyless entry antenna, wiring issues, or a problem with the vehicle's body control module.

3. How can I diagnose the OBDII code B3124 in a Chevrolet related to the Keyless Entry Antenna 6?

Diagnosis typically involves checking the key fob battery, inspecting the keyless entry antenna for damage, testing the antenna's connection to the body control module, and scanning for other related codes.

4. What are some repair tips for fixing OBDII code B3124 in a Chevrolet related to the Keyless Entry Antenna 6?

Repair tips may include replacing the key fob battery, repairing or replacing the keyless entry antenna, checking and repairing any damaged wiring, or reprogramming the key fob.

5. Can I fix OBDII code B3124 related to the Keyless Entry Antenna 6 in a Chevrolet myself?

Simple fixes like replacing the key fob battery can be done by yourself, but more complex issues with the keyless entry system may require professional diagnosis and repair.

6. How important is it to address OBDII code B3124 in a Chevrolet related to the Keyless Entry Antenna 6?

Addressing this code is important as it affects the functionality and security of the keyless entry system, which is a convenient feature in modern vehicles.

7. Is it safe to continue driving with OBDII code B3124 related to the Keyless Entry Antenna 6 in a Chevrolet?

While the vehicle may still be operable, it is recommended to address the issue promptly to avoid potential inconvenience or security risks associated with a malfunctioning keyless entry system.

8. Can weather conditions affect OBDII code B3124 related to the Keyless Entry Antenna 6 in a Chevrolet?

Extreme weather conditions or exposure to moisture can potentially cause issues with the keyless entry system components, leading to the triggering of this OBDII code.

9. Will resetting the vehicle's computer clear OBDII code B3124 related to the Keyless Entry Antenna 6 in a Chevrolet?

Resetting the computer may temporarily clear the code, but if the underlying issue with the keyless entry system is not addressed, the code is likely to return.

10. How much does it typically cost to repair OBDII code B3124 related to the Keyless Entry Antenna 6 in a Chevrolet?

The cost of repair can vary depending on the specific issue causing the code, but it may range from a simple battery replacement to more extensive repairs involving components like the keyless entry antenna or body control module.

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