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B1330 2016 GMC Sierra Code - Control Module Power 2 Circuit

Quick Answer

The B1330 diagnostic trouble code (DTC) for a 2016 GMC Sierra refers to an issue with the Control Module Power 2 Circuit. Common causes include Faulty wiring or connectors in the Control Module Power 2 Circuit, A blown fuse related to the control module power supply, Issues with the control module itself, such as internal faults or failures. 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
B1330 2016 GMC Sierra indicates Control Module Power 2 Circuit.
Common causes
Common causes include Faulty wiring or connectors in the Control Module Power 2 Circuit, A blown fuse related to the control module power supply, Issues with the control module itself, such as internal faults or failures.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 13, 2024
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Code B1330 2016 GMC Sierra Description

The B1330 diagnostic trouble code (DTC) for a 2016 GMC Sierra refers to an issue with the Control Module Power 2 Circuit. This code indicates that there is a malfunction in the circuit responsible for supplying power to a specific control module in the vehicle. Control modules are electronic units that manage various systems in modern vehicles, such as the engine, transmission, brakes, and more. In this case, Control Module Power 2 likely refers to a secondary control module that is crucial for the proper functioning of certain vehicle systems.

OBDII Code B1330 2016 GMC Sierra - Control Module Power 2 Circuit
B1330 2016 GMC Sierra Code - Control Module Power 2 Circuit

Common Causes of B1330 2016 GMC Sierra

  1. Faulty wiring or connectors in the Control Module Power 2 Circuit.
  2. A blown fuse related to the control module power supply.
  3. Issues with the control module itself, such as internal faults or failures.
  4. Water or moisture damage affecting the circuit.
  5. Electrical system malfunctions or shorts.

Symptoms of B1330 2016 GMC Sierra

  1. Warning lights on the dashboard, such as the Check Engine Light or specific system warning lights.
  2. Erratic behavior of the affected systems, such as engine misfires, transmission shifting problems, or brake issues.
  3. Loss of power or acceleration.
  4. Vehicle stalling or difficulty starting.
  5. Reduced fuel efficiency.

How to Fix B1330 2016 GMC Sierra

  1. Begin by conducting a thorough visual inspection of the wiring, connectors, and fuses related to the Control Module Power 2 Circuit.
  2. Use a multimeter to test the voltage and continuity of the circuit components to identify any faulty or damaged parts.
  3. Inspect the control module for any signs of damage or malfunction, and consider replacing it if necessary.
  4. Address any water or moisture damage by drying out the affected areas and sealing them to prevent future issues.
  5. Clear the DTC from the vehicle's computer system using a diagnostic scanner after completing the repairs.

Cost to Fix B1330 2016 GMC Sierra

The cost of repairing a Control Module Power 2 Circuit issue can vary depending on the specific cause of the problem and the extent of the repairs needed. In general, the parts required for this repair, such as wiring, connectors, fuses, or a new control module, can range from $100 to $500 or more. Labor costs at an auto repair shop typically range from $80 to $150 per hour, with the total repair bill potentially amounting to several hundred dollars. It's important to note that prices can vary based on location, vehicle make and model, and the shop's labor rates. For a more accurate estimate, it's recommended to consult with a local auto repair professional.

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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 B1330 2016 GMC Sierra Code

1. What are the common symptoms of OBDII code B1330 in a 2016 GMC Sierra?

- Common symptoms include issues with the vehicle's power windows, power locks, or other power-related functions.

2. What does the OBDII code B1330 on a 2016 GMC Sierra indicate?

- The code B1330 signifies a fault in the Control Module Power 2 Circuit of the vehicle.

3. What are the possible causes of OBDII code B1330 in a 2016 GMC Sierra?

- Possible causes include a faulty control module, damaged wiring or connectors, or a drained battery.

4. How can I diagnose the Control Module Power 2 Circuit issue in my 2016 GMC Sierra?

- A professional diagnostic scan tool can help pinpoint the exact cause of the problem by reading the specific error codes and performing electrical tests.

5. Can I repair OBDII code B1330 in my 2016 GMC Sierra myself?

- While simple fixes like checking and reconnecting loose wiring may be possible, complex repairs involving the control module may require professional assistance.

6. Is it safe to continue driving my 2016 GMC Sierra with OBDII code B1330?

- It is not recommended to drive the vehicle with unresolved electrical issues, as they could potentially lead to further damage or safety hazards.

7. How much does it typically cost to repair OBDII code B1330 in a 2016 GMC Sierra?

- Repair costs can vary depending on the exact cause of the issue, but it's advisable to budget for diagnostic fees, parts replacement, and labor costs.

8. Are there any preventive measures to avoid OBDII code B1330 in a 2016 GMC Sierra?

- Regular maintenance checks, keeping the electrical system in good condition, and addressing any warning signs promptly can help prevent such issues.

9. Can a drained battery trigger OBDII code B1330 in a 2016 GMC Sierra?

- Yes, a drained or weak battery can sometimes lead to electrical faults and trigger codes like B1330 related to power circuits.

10. How long does it take to repair OBDII code B1330 in a 2016 GMC Sierra?

- The repair time can vary based on the complexity of the issue and availability of parts, but it's best to consult with a professional technician for an accurate estimate.

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