AutoCodes – Chevrolet – B1328 2018 Chevrolet Silverado

B1328 2018 Chevrolet Silverado Code - Device Power Circuit 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 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: B1328 2018 Chevrolet Silverado indicates Device Power Circuit High.
Common causes: Common causes include 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 286

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 08, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1328 2018 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 B1328 2018 Chevrolet Silverado - Device Power Circuit High - AutoCodes.com — B1328 2018 Chevrolet Silverado Code - Device Power Circuit High

What does this mean?

What are the Possible Causes of the DTC B1328 2018 Chevrolet Silverado?

Battery voltage
Faulty Control Module
Control Module harness is open or shorted
Control Module circuit poor electrical connection

How to Fix the DTC B1328 2018 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 B1328 2018 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 B1328 2018 Chevrolet Silverado code?

Need more information on how to fix the B1328 2018 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1328 2018 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area

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 B1328 2018 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code B1328 in a 2018 Chevrolet Silverado?

- The common symptoms include issues with the vehicle's power windows, power mirrors, or other electrical components not functioning properly.

2. What does the OBDII code B1328 "Device Power Circuit High" indicate in a 2018 Chevrolet Silverado?

- This code indicates that there is a high voltage condition detected in the device power circuit.

3. What are some possible causes of OBDII code B1328 in a 2018 Chevrolet Silverado?

- Potential causes include a faulty power window switch, damaged wiring or connectors, or a malfunctioning power control module.

4. How can I diagnose the OBDII code B1328 in my 2018 Chevrolet Silverado?

- You can diagnose this code by performing a visual inspection of the wiring and connectors, testing the power window switch, and using a diagnostic scanner to pinpoint the issue.

5. Can I repair OBDII code B1328 in my 2018 Chevrolet Silverado myself?

- Depending on your skill level and access to tools, you may be able to repair this code yourself by identifying and fixing the underlying issue causing the high voltage condition.

6. Is it safe to continue driving my 2018 Chevrolet Silverado with OBDII code B1328 present?

- It is not recommended to continue driving the vehicle with this code present, as it can indicate a potential electrical issue that may affect the operation of critical components.

7. How much does it typically cost to repair OBDII code B1328 in a 2018 Chevrolet Silverado?

- The cost of repair can vary depending on the specific issue causing the code, but it may involve replacing a faulty power window switch, repairing damaged wiring, or addressing a malfunctioning power control module.

8. Can resetting the OBDII system clear the B1328 code in a 2018 Chevrolet Silverado?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear after driving the vehicle for some time.

9. Will disconnecting the battery reset the OBDII code B1328 in a 2018 Chevrolet Silverado?

- Disconnecting the battery may reset the code temporarily, but it is important to diagnose and fix the root cause of the issue to prevent the code from reoccurring.

10. How can I prevent OBDII code B1328 from appearing in my 2018 Chevrolet Silverado in the future?

- Regularly inspecting and maintaining the electrical components in your vehicle, such as power window switches and wiring, can help prevent issues that may trigger this code.