AutoCodes – Chevrolet – B3608 Chevrolet

B3608 Chevrolet Code - Steering Wheel Control Entertainment Output Signal Circuit Short To Battery

Quick Answer

The radio supplies 10 volts to the steering wheel control momentary contact switches and monitors the return signal. Common causes include Faulty Steering Wheel Control Switch, Steering Wheel Control Switch harness is open or shorted, Steering Wheel Control Switch 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: B3608 Chevrolet indicates Steering Wheel Control Entertainment Output Signal Circuit Short To Battery.
Common causes: Common causes include Faulty Steering Wheel Control Switch, Steering Wheel Control Switch harness is open or shorted, Steering Wheel Control Switch 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 489

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 Mar 10, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code B3608 Chevrolet Description

The radio supplies 10 volts to the steering wheel control momentary contact switches and monitors the return signal. Each switch is associated to a set resistance value and when pressed a specific voltage drop across the resistor unique to the switch selected. The radio will perform the desired function or send a serial data message to the other component controlled by the switch.

OBDII Code B3608 Chevrolet - Steering Wheel Control Entertainment Output Signal Circuit Short To Battery - AutoCodes.com — B3608 Chevrolet Code - Steering Wheel Control Entertainment Output Signal Circuit Short To Battery

What does this mean?

What are the Possible Causes of the DTC B3608 Chevrolet?

Faulty Steering Wheel Control Switch
Steering Wheel Control Switch harness is open or shorted
Steering Wheel Control Switch circuit poor electrical connection
Faulty Radio

How to Fix the DTC B3608 Chevrolet?

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 B3608 Chevrolet 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.

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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.