Engine-CodesChevrolet – B1424 2014 Chevrolet Silverado

B1424 2014 Chevrolet Silverado Code - Control Module Power Circuit

Quick Answer

The B1424 code on a 2014 Chevrolet Silverado indicates a problem with the control module power circuit. Common causes include Faulty wiring or connectors in the control module power circuit, Blown fuses related to the power supply, Corrosion or damage to the control module itself. 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
B1424 2014 Chevrolet Silverado indicates Control Module Power Circuit.
Common causes
Common causes include Faulty wiring or connectors in the control module power circuit, Blown fuses related to the power supply, Corrosion or damage to the control module itself.
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.
Table of contents Created and updated by William Orellana on Sep 19, 2024
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Code B1424 2014 Chevrolet Silverado Description

The B1424 code on a 2014 Chevrolet Silverado indicates a problem with the control module power circuit. The control module is a crucial component in the vehicle's electronic system, responsible for managing various functions such as engine performance, transmission shifting, and emissions control. The power circuit provides the necessary voltage for the control module to operate efficiently. When this circuit malfunctions, it can lead to a range of issues affecting the vehicle's performance and overall functionality.

OBDII Code B1424 2014 Chevrolet Silverado - Control Module Power Circuit
B1424 2014 Chevrolet Silverado Code - Control Module Power Circuit

Common Causes of B1424 2014 Chevrolet Silverado

  1. Faulty wiring or connectors in the control module power circuit
  2. Blown fuses related to the power supply
  3. Corrosion or damage to the control module itself
  4. Issues with the battery or alternator affecting voltage supply
  5. Water damage or exposure to the elements causing electrical issues

Symptoms of B1424 2014 Chevrolet Silverado

  1. Check engine light illuminated on the dashboard
  2. Engine running rough or misfiring
  3. Transmission shifting erratically
  4. Vehicle stalling or difficulty starting
  5. Loss of power or acceleration

How to Fix B1424 2014 Chevrolet Silverado

  1. Use a diagnostic scanner to retrieve the trouble code and identify the specific area of the control module power circuit that is malfunctioning.
  2. Inspect the wiring, connectors, and fuses related to the circuit for any signs of damage, corrosion, or loose connections.
  3. Test the voltage supply to the control module to ensure it is within the manufacturer's specifications.
  4. Replace any damaged wiring, connectors, or fuses as needed, and repair any corrosion or loose connections.
  5. Clear the trouble code from the vehicle's computer memory and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix B1424 2014 Chevrolet Silverado

The typical repair costs for addressing a control module power circuit issue can vary depending on the extent of the damage and the specific components that need to be replaced. In general, the cost of parts for this repair can range from $100 to $500, while labor costs can add an additional $100 to $300. Overall, the total repair cost for this issue may fall between $200 and $800. It's important to note that diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate based on your location and vehicle specifics.

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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 B1424 2014 Chevrolet Silverado Code

1. What does OBDII code B1424 mean on a 2014 Chevrolet Silverado?

Code B1424 refers to a fault in the Control Module Power Circuit, indicating an issue with power supply or signal integrity to one of the vehicle’s control modules.

2. What are the symptoms of code B1424 in a 2014 Chevrolet Silverado?

Common symptoms include malfunctioning accessories, intermittent electrical issues, warning lights on the dashboard, and in some cases, failure of specific systems like HVAC or lighting.

3. What causes the B1424 code to appear?

Typical causes include a blown fuse, damaged wiring, a faulty control module, loose electrical connections, or a failing power relay.

4. How do I diagnose the B1424 code in my Silverado?

Start by inspecting fuses, wiring, and connectors. Use a multimeter to check voltage at the affected control module. A diagnostic scan tool can help pinpoint specific module-related power issues.

5. Can a weak battery cause the B1424 code in a 2014 Silverado?

Yes, a weak or failing battery can result in insufficient power to the control module, potentially triggering this code.

6. Is it safe to drive with the B1424 code active?

It depends on the systems affected. If critical systems like airbags or brakes are impacted, it’s unsafe to drive. Otherwise, minor electrical issues may not immediately pose a risk.

7. How do I fix the B1424 code on my Silverado?

Repair steps typically include replacing blown fuses, fixing damaged wiring, securing loose connections, or replacing a faulty control module if necessary.

8. What tools are needed to troubleshoot the B1424 code?

You’ll need a diagnostic scan tool, a multimeter for testing electrical circuits, and basic tools for accessing fuses and connectors.

9. How much does it cost to repair the B1424 code issue?

Costs vary depending on the root cause. Simple fixes like replacing a fuse might cost under $10, while replacing a control module can range from $300 to $1,000 or more, including labor.

10. Can the B1424 code clear itself after a repair?

If the underlying issue is resolved, the code may clear automatically after a few drive cycles, but it’s often recommended to clear it manually with a scan tool.

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