AutoCodes – GMC – B1327 2017 GMC Sierra

B1327 2017 GMC Sierra Code - Device Power 1 Circuit Low

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 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: B1327 2017 GMC Sierra indicates Device Power 1 Circuit Low.
Common causes: Common causes include Low 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 168

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 B1327 2017 GMC Sierra 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 B1327 2017 GMC Sierra - Device Power 1 Circuit Low - AutoCodes.com — B1327 2017 GMC Sierra Code - Device Power 1 Circuit Low

What does this mean?

What are the Possible Causes of the DTC B1327 2017 GMC Sierra?

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

How to Fix the DTC B1327 2017 GMC Sierra?

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 B1327 2017 GMC Sierra 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 B1327 2017 GMC Sierra code?

Need more information on how to fix the B1327 2017 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1327 2017 GMC Sierra 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 B1327 2017 GMC Sierra Code

1. What are the common symptoms of OBDII code B1327 in a 2017 GMC Sierra?

- Common symptoms include issues with power windows, power locks, and other electrical components not functioning properly.

2. What does the OBDII code B1327 "Device Power 1 Circuit Low" indicate in a 2017 GMC Sierra?

- The code indicates a problem with the power circuit supplying power to a specific device in the vehicle.

3. What are the possible causes of the Device Power 1 Circuit Low code in a 2017 GMC Sierra?

- Possible causes include a faulty power window switch, damaged wiring, a blown fuse, or a malfunctioning control module.

4. How can I diagnose the cause of OBDII code B1327 in my 2017 GMC Sierra?

- To diagnose the issue, you may need to visually inspect the wiring, test the power window switch, check the fuses, and use a diagnostic scanner to pinpoint the exact problem.

5. Can I still drive my 2017 GMC Sierra with the Device Power 1 Circuit Low code present?

- It is not advisable to continue driving the vehicle with this code present, as it may lead to further electrical issues or component failures.

6. How can I repair OBDII code B1327 in my 2017 GMC Sierra?

- Repair methods may include replacing a faulty power window switch, repairing damaged wiring, replacing blown fuses, or reprogramming a control module if necessary.

7. Is it safe to reset the OBDII code B1327 in my 2017 GMC Sierra without fixing the underlying issue?

- It is not recommended to reset the code without addressing the root cause, as the issue may persist and cause further problems down the line.

8. Can a DIY enthusiast fix OBDII code B1327 in a 2017 GMC Sierra?

- Depending on your skill level and access to tools, you may be able to diagnose and repair the issue yourself, but professional assistance may be needed for more complex repairs.

9. How much does it typically cost to repair OBDII code B1327 in a 2017 GMC Sierra?

- The cost of repair can vary based on the cause of the issue and the extent of the repairs needed, ranging from a few dollars for a fuse replacement to a few hundred dollars for more involved fixes.

10. How can I prevent OBDII code B1327 from recurring in my 2017 GMC Sierra?

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