P0355 2014 GMC Sierra Code - Ignition Coil 5 Control Circuit
Quick Answer
The ignition system on this engine uses ignition coils with integrated power transistors. Common causes include Faulty Ignition Coil 5, Ignition Coil 5 harness is open or shorted, Ignition Coil 5 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
- P0355 2014 GMC Sierra indicates Ignition Coil 5 Control Circuit.
- Common causes
- Common causes include Faulty Ignition Coil 5, Ignition Coil 5 harness is open or shorted, Ignition Coil 5 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 P0355 2014 GMC Sierra Description
What are the Possible Causes of the DTC P0355 2014 GMC Sierra?
- Faulty Ignition Coil 5
- Ignition Coil 5 harness is open or shorted
- Ignition Coil 5 circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P0355 2014 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 P0355 2014 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 P0355 2014 GMC Sierra code?
Need more information on how to fix the P0355 2014 GMC Sierra code? Get Access to Factory Service Manuals
Need Help with the Code?
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Frequently Asked Questions about P0355 2014 GMC Sierra Code
1. What does OBDII code P0355 for a 2014 GMC Sierra indicate?
This code indicates a problem with the ignition coil 5 control circuit in your vehicle.
2. What are the common symptoms of OBDII code P0355 in a GMC Sierra?
Common symptoms include engine misfires, rough idling, lack of power, and illuminated Check Engine Light.
3. What are the possible causes of OBDII code P0355 in a 2014 GMC Sierra?
Possible causes include a faulty ignition coil, damaged wiring or connectors in the ignition coil circuit, or a problem with the Engine Control Module (ECM).
4. How can I diagnose the issue causing OBDII code P0355 in my GMC Sierra?
You can diagnose the issue by checking the ignition coil 5, inspecting the wiring and connectors for damage, and using a scan tool to monitor the circuit's performance.
5. Can I continue driving my GMC Sierra with OBDII code P0355 present?
It is not recommended to continue driving with this code, as it can lead to further engine damage and reduced performance.
6. How can I repair OBDII code P0355 in my 2014 GMC Sierra?
Depending on the underlying cause, you may need to replace the ignition coil, repair damaged wiring or connectors, or reprogram the ECM.
7. What are some tips for preventing OBDII code P0355 from reoccurring in my GMC Sierra?
Regular maintenance, such as checking and replacing ignition components as needed, can help prevent this code from reoccurring.
8. Is it possible to clear OBDII code P0355 in a GMC Sierra with a simple reset?
While clearing the code may temporarily turn off the Check Engine Light, the underlying issue causing the code will still need to be addressed for a permanent solution.
9. Can a DIY enthusiast fix OBDII code P0355 in a 2014 GMC Sierra?
Depending on your experience and tools available, you may be able to address this issue yourself by following repair guides and using the necessary equipment.
10. How much can I expect to pay to repair OBDII code P0355 in my GMC Sierra at a professional mechanic?
Repair costs can vary depending on the specific cause of the issue, but you can expect to pay anywhere from $100 to $300 for parts and labor.
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