AutoCodes – Chevrolet – U2099 2014 Chevrolet Silverado

U2099 2014 Chevrolet Silverado Code - High Speed Communication Enable Circuit

Quick Answer

The Body Control Module (BCM) activates the ignition circuit, when the ignition key is in ACC, ON or START. Common causes include Faulty Body Control Module (BCM), Body Control Module harness is open or shorted, Body Control 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: U2099 2014 Chevrolet Silverado indicates High Speed Communication Enable Circuit.
Common causes: Common causes include Faulty Body Control Module (BCM), Body Control Module harness is open or shorted, Body Control 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 388

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 Jul 24, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U2099 2014 Chevrolet Silverado Description

The Body Control Module (BCM) activates the ignition circuit, when the ignition key is in ACC, ON or START. The ignition circuit wakes up the devices for serial data bus communication. The Diagnostic Trouble Code (DTC) will set when the BCM senses a short to ground on the ignition circuit.

OBDII Code U2099 2014 Chevrolet Silverado - High Speed Communication Enable Circuit - AutoCodes.com — U2099 2014 Chevrolet Silverado Code - High Speed Communication Enable Circuit

What does this mean?

What are the Possible Causes of the DTC U2099 2014 Chevrolet Silverado?

Faulty Body Control Module (BCM)
Body Control Module harness is open or shorted
Body Control Module circuit poor electrical connection

How to Fix the DTC U2099 2014 Chevrolet Silverado?

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 U2099 2014 Chevrolet Silverado 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 U2099 2014 Chevrolet Silverado code?

Need more information on how to fix the U2099 2014 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U2099 2014 Chevrolet Silverado 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 U2099 2014 Chevrolet Silverado Code

1. What does the OBDII code U2099 for a 2014 Chevrolet Silverado indicate?

The code U2099 on a 2014 Chevrolet Silverado points to a problem with the High Speed Communication Enable Circuit.

2. What are the common symptoms of a U2099 code in a 2014 Chevrolet Silverado?

Common symptoms of a U2099 code in a 2014 Chevrolet Silverado may include issues with the vehicle's communication network, such as malfunctioning electronic components and warning lights on the dashboard.

3. What are the possible causes of the U2099 code in a 2014 Chevrolet Silverado?

The U2099 code in a 2014 Chevrolet Silverado can be triggered by issues such as a faulty high speed communication enable circuit, damaged wiring or connectors, or a malfunctioning control module.

4. How do I diagnose the U2099 code in my 2014 Chevrolet Silverado?

Diagnosing the U2099 code in a 2014 Chevrolet Silverado involves using a diagnostic scanner to retrieve the code, inspecting the wiring and connectors for signs of damage, and testing the components related to the high speed communication circuit.

5. Can I still drive my 2014 Chevrolet Silverado with a U2099 code?

It is not recommended to drive your 2014 Chevrolet Silverado with a U2099 code, as it can lead to further electrical issues and potential safety hazards. It is best to address the problem promptly.

6. How can I repair the U2099 code in my 2014 Chevrolet Silverado?

Repairing the U2099 code in a 2014 Chevrolet Silverado may involve repairing or replacing damaged wiring or connectors, addressing any issues with the control module, and ensuring proper communication between electronic components.

7. Is resetting the trouble codes enough to fix the U2099 code in a 2014 Chevrolet Silverado?

Simply resetting the trouble codes may temporarily clear the U2099 code, but it will not fix the underlying issue causing the code to appear. It is essential to diagnose and repair the root cause of the problem.

8. Can a DIY enthusiast fix the U2099 code in a 2014 Chevrolet Silverado?

While some DIY enthusiasts may have the skills to diagnose and repair the U2099 code in a 2014 Chevrolet Silverado, it is recommended to consult a professional mechanic for accurate diagnosis and proper repair.

9. How much does it cost to repair the U2099 code in a 2014 Chevrolet Silverado?

The cost of repairing the U2099 code in a 2014 Chevrolet Silverado can vary depending on the extent of the issue, parts needed for replacement, and labor costs. It is advisable to obtain quotes from different repair shops.

10. How can I prevent the U2099 code from reoccurring in my 2014 Chevrolet Silverado?

To prevent the U2099 code from reoccurring in your 2014 Chevrolet Silverado, ensure regular maintenance checks, promptly address any electrical issues, and follow the manufacturer's guidelines for proper vehicle care.