AutoCodes – Chevrolet – B2470 2016 Chevrolet Silverado

B2470 2016 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 2016 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 203
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 2016 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 2016 Chevrolet Silverado - Cellular Phone Antenna Circuit Malfunction - AutoCodes.com
B2470 2016 Chevrolet Silverado Code - Cellular Phone Antenna Circuit Malfunction

What are the Possible Causes of the DTC B2470 2016 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 2016 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 2016 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 2016 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 2016 Chevrolet Silverado Code

What does the OBDII code B2470 mean on a 2016 Chevrolet Silverado?

The B2470 code indicates a malfunction in the cellular phone antenna circuit, which is part of the vehicle's telematics or communication system.

What are the common symptoms of the B2470 code in a 2016 Chevrolet Silverado?

Common symptoms include OnStar or similar telematics features not functioning, loss of cellular connectivity, or communication errors displayed on the infotainment system.

What causes the B2470 code to appear?

Possible causes include a damaged or disconnected cellular antenna, faulty wiring or connectors in the antenna circuit, or a malfunctioning telematics control module.

Can a loose connection trigger the B2470 code?

Yes, loose or corroded connections in the cellular phone antenna circuit can trigger this code.

How do I diagnose the B2470 code in a 2016 Chevrolet Silverado?

Start by inspecting the cellular antenna and its wiring for physical damage or loose connections. Use a scan tool to check for additional codes and test the telematics control module.

Is it safe to drive with the B2470 code?

Yes, the code does not affect the drivability of the vehicle, but telematics features like OnStar may not function properly.

How do I fix the B2470 code?

Repairs may involve reconnecting or replacing the cellular antenna, repairing damaged wiring, or replacing the telematics control module if it is faulty.

Can software issues cause the B2470 code?

Yes, outdated or corrupted telematics software can potentially cause this code, requiring a software update or reprogramming.

Do I need special tools to fix the B2470 code?

A diagnostic scan tool is essential for reading and clearing codes, and you may need basic electrical tools to inspect and repair wiring or connectors.

How much does it cost to fix the B2470 code on a 2016 Chevrolet Silverado?

Repair costs can range from $50 to $500 depending on whether the issue is a minor wiring repair or requires replacing the telematics control module.

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