Engine-CodesGMC – P2307 2015 GMC Sierra

P2307 2015 GMC Sierra Code - Ignition Coil 3 Control Circuit High Voltage

Quick Answer

The P2307 diagnostic trouble code (DTC) specifically indicates a problem with the ignition coil 3 control circuit in a 2015 GMC Sierra. Common causes include Faulty ignition coil for cylinder 3, Damaged wiring or connectors in the ignition coil control circuit, Malfunctioning powertrain control module (PCM). 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
P2307 2015 GMC Sierra indicates Ignition Coil 3 Control Circuit High Voltage.
Common causes
Common causes include Faulty ignition coil for cylinder 3, Damaged wiring or connectors in the ignition coil control circuit, Malfunctioning powertrain control module (PCM).
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.
Table of contents Created and updated by William Orellana on Aug 19, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P2307 2015 GMC Sierra Description

The P2307 diagnostic trouble code (DTC) specifically indicates a problem with the ignition coil 3 control circuit in a 2015 GMC Sierra. The ignition coil is a crucial component of the ignition system responsible for generating the high voltage needed to create a spark for igniting the air-fuel mixture in the engine cylinders. In this case, the control circuit for ignition coil 3 is registering a high voltage, which could lead to several issues affecting the vehicle's performance.

OBDII Code P2307 2015 GMC Sierra - Ignition Coil 3 Control Circuit High Voltage
P2307 2015 GMC Sierra Code - Ignition Coil 3 Control Circuit High Voltage

Common Causes of P2307 2015 GMC Sierra

  1. Faulty ignition coil for cylinder 3
  2. Damaged wiring or connectors in the ignition coil control circuit
  3. Malfunctioning powertrain control module (PCM)
  4. Spark plug issues in cylinder 3
  5. Electrical interference or short circuits

Symptoms of P2307 2015 GMC Sierra

  1. Engine misfires or hesitation during acceleration
  2. Rough idling or stalling
  3. Decreased fuel efficiency
  4. Illumination of the Check Engine Light
  5. Increased exhaust emissions

How to Fix P2307 2015 GMC Sierra

  1. Use a diagnostic scanner to confirm the P2307 code and pinpoint the exact cause of the high voltage in ignition coil 3.
  2. Inspect the ignition coil, wiring, and connectors for any signs of damage or corrosion. Replace any faulty components as needed.
  3. Check the spark plug in cylinder 3 for wear or fouling. Replace if necessary.
  4. Test the powertrain control module (PCM) to ensure it is functioning correctly. If found faulty, replace it and reprogram as required.
  5. Clear the trouble codes, reset the PCM, and test drive the vehicle to verify that the issue has been resolved.

Cost to Fix P2307 2015 GMC Sierra

The typical repair costs for addressing the P2307 code in a 2015 GMC Sierra can range from $150 to $400, depending on the specific cause of the issue and the price of replacement parts. This estimate includes the cost of diagnostic testing, labor, and any necessary components. It's important to note that actual repair costs can vary based on factors such as location, the mechanic's expertise, and the availability of parts. Be sure to consult with a trusted auto repair shop to obtain a more accurate estimate tailored to your vehicle's needs.

Need more information about the P2307 2015 GMC Sierra code?

Need more information on how to fix the P2307 2015 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2307 2015 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 P2307 2015 GMC Sierra Code

1. What are the common symptoms of OBDII code P2307 in a 2015 GMC Sierra related to the Ignition Coil 3 Control Circuit High Voltage?

- Common symptoms include engine misfires, rough idling, lack of power, and illuminated Check Engine Light.

2. What could be the possible causes of OBDII code P2307 in a 2015 GMC Sierra indicating Ignition Coil 3 Control Circuit High Voltage?

- Potential causes may include a faulty ignition coil, damaged wiring or connectors, a malfunctioning PCM, or a short circuit in the ignition system.

3. How can I diagnose the Ignition Coil 3 Control Circuit High Voltage issue in my 2015 GMC Sierra triggering OBDII code P2307?

- You can use a multimeter to test the resistance of the ignition coil, inspect the wiring for any visible damage, and check the connectors for proper connection.

4. Is it safe to continue driving my 2015 GMC Sierra with OBDII code P2307 related to Ignition Coil 3 Control Circuit High Voltage?

- It is not recommended to drive the vehicle with this code as it can lead to further damage to the engine and catalytic converter.

5. Can I repair OBDII code P2307 in my 2015 GMC Sierra caused by Ignition Coil 3 Control Circuit High Voltage myself?

- Depending on your skill level, you may be able to replace the faulty ignition coil or repair damaged wiring yourself, but it is advisable to seek professional help for accurate diagnosis and repair.

6. Will resetting the Check Engine Light resolve OBDII code P2307 in my 2015 GMC Sierra associated with Ignition Coil 3 Control Circuit High Voltage?

- Simply resetting the Check Engine Light will not fix the underlying issue causing the code. The root cause needs to be identified and addressed to solve the problem.

7. How much does it typically cost to repair OBDII code P2307 in a 2015 GMC Sierra related to Ignition Coil 3 Control Circuit High Voltage?

- Repair costs can vary depending on the exact cause of the issue, but it may range from $100 to $300 for parts and labor.

8. Can a bad spark plug cause OBDII code P2307 in a 2015 GMC Sierra indicating Ignition Coil 3 Control Circuit High Voltage?

- While a bad spark plug can contribute to ignition issues, OBDII code P2307 specifically points to a problem with the ignition coil or its control circuit.

9. How long does it typically take to repair OBDII code P2307 in a 2015 GMC Sierra related to Ignition Coil 3 Control Circuit High Voltage?

- The repair time can vary depending on the exact cause and the complexity of the repair, but it may take anywhere from 1 to 3 hours at a repair shop.

10. Will fixing OBDII code P2307 on my 2015 GMC Sierra improve fuel efficiency and engine performance?

- Yes, resolving the issue causing OBDII code P2307 related to Ignition Coil 3 Control Circuit High Voltage can lead to improved fuel efficiency, smoother engine operation, and better overall performance.

Discuss the causes and fixes for P2307 2015 GMC Sierra OBDII Code

Code P2307 2015 GMC Sierra comments

No comments found for this page.