P0356 2017 GMC Sierra Code - Ignition Coil 6 Control Circuit
Quick Answer
The P0356 code for a 2017 GMC Sierra specifically refers to an issue with the Ignition Coil 6 Control Circuit. Common causes include Faulty ignition coil, Damaged or corroded wiring in the ignition coil circuit, Issues with the ignition coil driver circuit. 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
- P0356 2017 GMC Sierra indicates Ignition Coil 6 Control Circuit.
- Common causes
- Common causes include Faulty ignition coil, Damaged or corroded wiring in the ignition coil circuit, Issues with the ignition coil driver circuit.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code P0356 2017 GMC Sierra Description
The P0356 code for a 2017 GMC Sierra specifically refers to an issue with the Ignition Coil 6 Control Circuit. The ignition coil is a crucial component of the vehicle's ignition system, responsible for converting the low voltage from the battery into the high voltage needed to ignite the fuel-air mixture in the engine's cylinders. In this case, the control circuit for ignition coil 6 is experiencing a problem, which can lead to misfiring, rough idling, and overall poor engine performance. This issue can have detrimental effects on the vehicle's fuel efficiency, emissions, and overall drivability if not addressed promptly.
Common Causes of P0356 2017 GMC Sierra
- Faulty ignition coil
- Damaged or corroded wiring in the ignition coil circuit
- Issues with the ignition coil driver circuit
- Poor electrical connection to the ignition coil
- Engine overheating causing damage to the ignition coil
Symptoms of P0356 2017 GMC Sierra
- Engine misfires or runs rough
- Decreased fuel efficiency
- Illumination of the check engine light
- Engine hesitation or stalling
- Rough idling or difficulty starting the engine
How to Fix P0356 2017 GMC Sierra
- Begin by diagnosing the specific cause of the issue, using a scan tool to identify the exact problem within the ignition coil circuit.
- Inspect the ignition coil, wiring, and connections for any visible damage, corrosion, or loose connections.
- Test the ignition coil using a multimeter to ensure it is functioning properly.
- Replace the faulty ignition coil if necessary, making sure to install a high-quality replacement part.
- Clear the diagnostic trouble codes from the vehicle's computer and test drive to ensure the issue has been resolved.
Cost to Fix P0356 2017 GMC Sierra
The typical repair costs for addressing the P0356 code on a 2017 GMC Sierra can range from $150 to $300, depending on the specific cause of the issue and the cost of replacement parts. This estimate includes both parts and labor. However, it's important to note that the actual cost can vary based on factors such as location, the specific repair shop, and the availability of parts. It's recommended to obtain quotes from different repair shops to determine the most cost-effective option. Labor rates at auto repair shops typically range from $80 to $150 per hour.
Need more information about the P0356 2017 GMC Sierra code?
Need more information on how to fix the P0356 2017 GMC Sierra code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P0356 2017 GMC Sierra code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P0356 2017 GMC Sierra Code
1. What are common symptoms of OBDII code P0356 in a 2017 GMC Sierra?
The most common symptoms include rough engine idle, misfires, loss of power, and illuminated check engine light.
2. What does the OBDII code P0356 for Ignition Coil 6 Control Circuit mean?
It indicates a problem with the ignition coil control circuit for cylinder 6 in your 2017 GMC Sierra's engine.
3. What are the possible causes of OBDII code P0356 in a 2017 GMC Sierra?
Potential causes include a faulty ignition coil, damaged wiring or connectors in the ignition coil circuit, or issues with the PCM (powertrain control module).
4. How can I diagnose the issue related to OBDII code P0356 in my 2017 GMC Sierra?
You can use a scan tool to check for additional trouble codes, perform a visual inspection of the ignition coil and its wiring, and conduct tests on the ignition coil and related components.
5. Can I still drive my 2017 GMC Sierra with OBDII code P0356 present?
It is not recommended to drive your vehicle with this code as it can lead to further engine damage and potential safety hazards.
6. How do I repair OBDII code P0356 in my 2017 GMC Sierra?
Common repairs include replacing the faulty ignition coil, repairing or replacing damaged wiring or connectors, and resetting the PCM after the issue has been resolved.
7. Can a DIY enthusiast fix OBDII code P0356 in a 2017 GMC Sierra?
While some basic troubleshooting steps can be performed by DIY enthusiasts, diagnosing and repairing this code may require specialized tools and expertise, so it's advisable to consult a professional mechanic.
8. How much does it cost to repair OBDII code P0356 in a 2017 GMC Sierra?
The cost of repairing this code can vary depending on the extent of the issue, parts needed, and labor rates. It's recommended to get a diagnosis from a mechanic for an accurate estimate.
9. Are there any preventive measures to avoid OBDII code P0356 in a 2017 GMC Sierra?
Regular maintenance, such as timely spark plug and ignition coil replacements, can help prevent issues that may trigger this code.
10. How long does it typically take to repair OBDII code P0356 in a 2017 GMC Sierra?
The repair time can vary based on the exact cause of the issue and the availability of parts. It's best to consult with a mechanic for an estimate on the repair timeline.
Discuss the causes and fixes for P0356 2017 GMC Sierra OBDII Code
Code P0356 2017 GMC Sierra comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.