P2307 2017 GMC Sierra Code - Ignition Coil 3 Control Circuit High Voltage
Quick Answer
The ignition system on this engine uses ignition coils with integrated power transistors. Common causes include Faulty Ignition Coil 3, Ignition Coil 3 harness is open or shorted, Ignition Coil 3 circuit poor electrical connection. 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 2017 GMC Sierra indicates Ignition Coil 3 Control Circuit High Voltage.
- Common causes
- Common causes include Faulty Ignition Coil 3, Ignition Coil 3 harness is open or shorted, Ignition Coil 3 circuit poor electrical connection.
- 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.
Code P2307 2017 GMC Sierra Description
What are the Possible Causes of the DTC P2307 2017 GMC Sierra?
- Faulty Ignition Coil 3
- Ignition Coil 3 harness is open or shorted
- Ignition Coil 3 circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P2307 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 P2307 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.
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Frequently Asked Questions about P2307 2017 GMC Sierra Code
1. What are the common symptoms of OBDII code P2307 in a 2017 GMC Sierra?
- Common symptoms include engine misfires, rough idling, loss of power, and illuminated Check Engine Light.
2. What does the OBDII code P2307 for a 2017 GMC Sierra indicate?
- This code indicates a high voltage condition in the control circuit of ignition coil 3.
3. What are the possible causes of OBDII code P2307 in a 2017 GMC Sierra?
- Possible causes include a faulty ignition coil, damaged wiring or connectors, a defective engine control module (ECM), or a short circuit.
4. How can I diagnose the cause of OBDII code P2307 in my 2017 GMC Sierra?
- Diagnose by inspecting the ignition coil and its connections, checking for damaged wires, testing the coil's resistance, and scanning the ECM for other related codes.
5. Can I continue driving my 2017 GMC Sierra with OBDII code P2307?
- It is not recommended to drive with this code as it can lead to further damage to the engine and affect vehicle performance.
6. Is it safe to clear the OBDII code P2307 in a 2017 GMC Sierra and see if it returns?
- It is safe to clear the code temporarily for diagnostic purposes, but the underlying issue causing the code should be addressed to prevent potential engine damage.
7. How can I repair OBDII code P2307 in my 2017 GMC Sierra?
- Repair involves replacing the faulty ignition coil, repairing damaged wiring or connectors, or replacing the ECM if necessary.
8. What are some tips for preventing OBDII code P2307 in a 2017 GMC Sierra?
- Regularly inspect and maintain the ignition system, address any issues with the ignition coils promptly, and avoid overloading the electrical system.
9. Can a DIY enthusiast fix OBDII code P2307 in a 2017 GMC Sierra?
- Depending on the skill level and tools available, DIY enthusiasts may be able to replace the ignition coil or repair wiring, but complex issues may require professional assistance.
10. Is resetting the ECM necessary after repairing OBDII code P2307 in a 2017 GMC Sierra?
- It is advisable to reset the ECM after repairs to clear the code and allow the system to relearn any adjustments made during the repair process.
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