AutoCodes – Chevrolet – B1517 2015 Chevrolet Silverado

B1517 2015 Chevrolet Silverado Code - Battery Voltage Low Or High

Quick Answer

The vehicle control modules or sensors monitor the system voltage to verify the system voltage is within the normal operating range. Common causes include Low or High Battery Voltage, Faulty Control Module, Control Module harness is open or shorted. 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: B1517 2015 Chevrolet Silverado indicates Battery Voltage Low Or High.
Common causes: Common causes include Low or High Battery Voltage, Faulty Control Module, Control Module harness is open or shorted.
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 654

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 11, 2022

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code B1517 2015 Chevrolet Silverado Description

The vehicle control modules or sensors monitor the system voltage to verify the system voltage is within the normal operating range. Damage to components, and incorrect data can occur when the voltage is out of range. The vehicle has multiple Control Modules that will set this Diagnostic Trouble Code (DTC).

OBDII Code B1517 2015 Chevrolet Silverado - Battery Voltage Low Or High - AutoCodes.com — B1517 2015 Chevrolet Silverado Code - Battery Voltage Low Or High

What does this mean?

What are the Possible Causes of the DTC B1517 2015 Chevrolet Silverado?

Low or High Battery Voltage
Faulty Control Module
Control Module harness is open or shorted
Control Module circuit poor electrical connection

How to Fix the DTC B1517 2015 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 does this mean?

Code Tech Notes

- B1517 03: Battery Voltage Low Voltage
- B1517 07: Battery Voltage High Voltage
- B1517 5A : Battery Voltage Not Plausible

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1517 2015 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 B1517 2015 Chevrolet Silverado code?

Need more information on how to fix the B1517 2015 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 B1517 2015 Chevrolet Silverado Code

1. What does the OBDII code B1517 mean on a 2015 Chevrolet Silverado?

The B1517 code indicates that the vehicle's control module has detected the battery voltage is either too low or too high, outside the acceptable operating range.

2. What are the common symptoms of the B1517 code on a 2015 Chevrolet Silverado?

Symptoms may include dim or flickering headlights, difficulty starting the engine, warning lights on the dashboard, or intermittent electrical issues.

3. What causes the B1517 code to be triggered?

Common causes include a failing battery, a faulty alternator, loose or corroded battery connections, or an issue with the voltage regulator.

4. Can a bad alternator cause the B1517 code on a 2015 Chevrolet Silverado?

Yes, a failing alternator can cause voltage fluctuations, which may lead to the B1517 code being triggered.

5. How do I diagnose the B1517 code on my 2015 Chevrolet Silverado?

Start by checking the battery voltage with a multimeter, inspecting battery terminals for corrosion, and testing the alternator output. If no issues are found, check the wiring and voltage regulator.

6. Can I still drive my 2015 Chevrolet Silverado with the B1517 code?

It is not recommended to drive with this code as low or high battery voltage can cause damage to electrical components and lead to a loss of power while driving.

7. How do I fix the B1517 code on a 2015 Chevrolet Silverado?

Repairs may include replacing a faulty battery, fixing corroded or loose battery terminals, repairing damaged wiring, or replacing a failing alternator.

8. How much does it cost to fix the B1517 code on a 2015 Chevrolet Silverado?

The cost varies depending on the cause, but replacing a battery typically costs $100-$300, while alternator repairs can range from $400-$800, including labor.

9. Can extreme temperatures trigger the B1517 code?

Yes, extreme heat or cold can impact battery performance and lead to voltage fluctuations that may trigger the B1517 code.

10. How can I prevent the B1517 code from reoccurring?

Regularly inspect and maintain your battery, alternator, and electrical connections, and address any voltage issues promptly to prevent future occurrences of this code.