AutoCodesChevrolet – B2470 2014 Chevrolet Silverado

B2470 2014 Chevrolet Silverado Code - Cellular Phone Antenna Circuit Malfunction

Quick Answer

The cellular phone and navigation antenna are connected to the Telematics Communication Interface Control Module. Common causes include Faulty Cellular Phone, Navigation, and Digital Radio Antenna, Cellular Phone, Navigation, and Digital Radio Antenna harness is open or shorted, Cellular Phone, Navigation, and Digital Radio Antenna 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
B2470 2014 Chevrolet Silverado indicates Cellular Phone Antenna Circuit Malfunction.
Common causes
Common causes include Faulty Cellular Phone, Navigation, and Digital Radio Antenna, Cellular Phone, Navigation, and Digital Radio Antenna harness is open or shorted, Cellular Phone, Navigation, and Digital Radio Antenna 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 581
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 01, 2023
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Code B2470 2014 Chevrolet Silverado Description

The cellular phone and navigation antenna are connected to the Telematics Communication Interface Control Module. This module supplies 5 V to the cellular phone and navigation antenna to power the internal amplifier. When the vehicle is equipped with the optional navigation radio, a navigation antenna signal splitter is installed to distribute the GPS signal to both the Telematics Communication Interface Control Module and the navigation radio. The navigation radio supplies 5 V through the GPS antenna coaxial cable to the navigation antenna signal splitter to power the internal navigation radio signal amplifier. The Diagnostic Trouble Code (DTC) will be set when the Telematics Communication Interface Control Module detects a failure in the cellular antenna signal circuit.
OBDII Code B2470 2014 Chevrolet Silverado - Cellular Phone Antenna Circuit Malfunction - AutoCodes.com
B2470 2014 Chevrolet Silverado Code - Cellular Phone Antenna Circuit Malfunction

What are the Possible Causes of the DTC B2470 2014 Chevrolet Silverado?

  • Faulty Cellular Phone, Navigation, and Digital Radio Antenna
  • Cellular Phone, Navigation, and Digital Radio Antenna harness is open or shorted
  • Cellular Phone, Navigation, and Digital Radio Antenna circuit poor electrical connection
  • Faulty Telematics Communication Interface Control Module

How to Fix the DTC B2470 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B2470 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 B2470 2014 Chevrolet Silverado 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 B2470 2014 Chevrolet Silverado Code

1. What does OBDII code B2470 mean for a 2014 Chevrolet Silverado?

Code B2470 indicates a Cellular Phone Antenna Circuit Malfunction, meaning the vehicle’s system has detected an issue with the antenna or its wiring.

2. What are the common symptoms of code B2470 in a 2014 Chevy Silverado?

Symptoms may include poor cellular signal reception, inability to use OnStar or similar telematics services, and possible warning lights on the dashboard.

3. What causes the B2470 code to appear in a Chevrolet Silverado?

Common causes include a damaged cellular antenna, loose or corroded antenna wiring, a faulty antenna module, or software issues in the telematics system.

4. How can I diagnose the B2470 code in my 2014 Silverado?

Start by checking the antenna and its wiring for damage or disconnection. Use a diagnostic scan tool to confirm the code and look for related faults or system malfunctions.

5. Can a software issue cause the B2470 code in a Chevy Silverado?

Yes, outdated or corrupted telematics software can sometimes cause this code. Checking for software updates through the dealership may help resolve the issue.

6. Is it safe to drive my Silverado with the B2470 code present?

Yes, the code does not affect drivability, but features like OnStar or cellular connectivity may not function properly until the issue is resolved.

7. How do I fix the B2470 code on a 2014 Chevrolet Silverado?

Repair may involve replacing a damaged antenna, repairing wiring connections, or updating the telematics control module software.

8. How much does it cost to repair a B2470 code on a Chevy Silverado?

Costs can vary but typically range from $100 to $400 depending on whether the antenna or wiring needs replacement, or if a software update is required.

9. Can I fix the B2470 code on my Silverado myself?

If the issue is a loose or corroded connection, you may be able to fix it yourself. For antenna replacement or software updates, professional assistance is recommended.

10. Will clearing the B2470 code with a scan tool fix the problem?

Clearing the code may temporarily remove it, but if the underlying issue isn’t resolved, the code will likely reappear.

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