AutoCodes – Chevrolet – B123E 2017 Chevrolet Silverado

B123E 2017 Chevrolet Silverado Code - Radio Keypad Button Signal Circuit

Quick Answer

The radio controls communicate radio control inputs directly to the radio through a discrete circuit for volume up, volume down, and power button. Common causes include Faulty Radio Controls, Radio Controls harness is open or shorted, Radio Controls circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means: B123E 2017 Chevrolet Silverado indicates Radio Keypad Button Signal Circuit.
Common causes: Common causes include Faulty Radio Controls, Radio Controls harness is open or shorted, Radio Controls circuit poor electrical connection.
Severity: Low - monitor the vehicle and repair when practical.
Can I drive?: The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

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Code Popularity 224

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 19, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B123E 2017 Chevrolet Silverado Description

The radio controls communicate radio control inputs directly to the radio through a discrete circuit for volume up, volume down, and power button. It also uses a series of resistors through a signal circuit when the home, seek up, seek down and phone buttons are pressed. After receiving the message, the radio will perform the requested function. Messages communicated between the radio and the radio controls include the following: Button presses/knob rotations, Commands for the state of indicators, and Controls back-lighting. The Diagnostic Trouble Code (DTC) will be set when the radio detects an open/high resistance, short to voltage, or short to ground on the radio controls key signal circuit.

OBDII Code B123E 2017 Chevrolet Silverado - Radio Keypad Button Signal Circuit - AutoCodes.com — B123E 2017 Chevrolet Silverado Code - Radio Keypad Button Signal Circuit

What does this mean?

What are the Possible Causes of the DTC B123E 2017 Chevrolet Silverado?

Faulty Radio Controls
Radio Controls harness is open or shorted
Radio Controls circuit poor electrical connection
Faulty Radio

How to Fix the DTC B123E 2017 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 B123E 2017 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 B123E 2017 Chevrolet Silverado code?

Need more information on how to fix the B123E 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals

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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 B123E 2017 Chevrolet Silverado Code

1. What is OBDII code B123E for a 2017 Chevrolet Silverado?

Code B123E indicates a problem with the Radio Keypad Button Signal Circuit in the vehicle.

2. What are common symptoms of OBDII code B123E in a 2017 Chevrolet Silverado?

Common symptoms include non-functioning radio keypad buttons, unresponsive radio controls, and potential issues with the vehicle's audio system.

3. What are possible causes of OBDII code B123E in a 2017 Chevrolet Silverado?

Potential causes of this code may include faulty radio keypad buttons, damaged wiring in the signal circuit, or a malfunctioning radio unit.

4. How can I diagnose OBDII code B123E in my 2017 Chevrolet Silverado?

Diagnosing this code typically involves inspecting the radio keypad buttons, testing the wiring and connections in the signal circuit, and checking the radio unit for any faults.

5. Can I repair OBDII code B123E in my 2017 Chevrolet Silverado at home?

Depending on the exact cause of the code, some repairs may be possible to do at home, such as replacing faulty radio keypad buttons or repairing damaged wiring. However, more complex issues may require professional assistance.

6. Is it safe to continue driving with OBDII code B123E in my 2017 Chevrolet Silverado?

While the vehicle may still be operable with this code, it is recommended to address the issue promptly to avoid potential further damage to the radio system.

7. How much does it cost to repair OBDII code B123E in a 2017 Chevrolet Silverado?

Repair costs can vary depending on the exact cause of the code and whether professional assistance is needed. It's advisable to get a diagnostic assessment to determine the cost of repairs.

8. Can resetting the vehicle's computer clear OBDII code B123E in a 2017 Chevrolet Silverado?

Resetting the vehicle's computer may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear.

9. Are there any recalls related to OBDII code B123E in a 2017 Chevrolet Silverado?

It's advisable to check with Chevrolet's official website or contact a dealership to inquire about any recalls related to this specific OBDII code for the 2017 Silverado.

10. How can I prevent OBDII code B123E from occurring in my 2017 Chevrolet Silverado?

Regularly inspecting and maintaining the vehicle's radio system, including the keypad buttons and wiring, can help prevent issues that may trigger this OBDII code.