AutoCodes – GMC – P2319 2017 GMC Sierra

P2319 2017 GMC Sierra Code - Ignition Coil 7 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 7, Ignition Coil 7 harness is open or shorted, Ignition Coil 7 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
P2319 2017 GMC Sierra indicates Ignition Coil 7 Control Circuit High Voltage.
Common causes
Common causes include Faulty Ignition Coil 7, Ignition Coil 7 harness is open or shorted, Ignition Coil 7 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.
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Code Popularity 186
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 25, 2024
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Code P2319 2017 GMC Sierra Description

The ignition system on this engine uses ignition coils with integrated power transistors. The Engine Control Module (ECM) controls the spark event for each cylinder through individual ignition coil control circuits. When the ECM commands the ignition control circuit On, electrical current flows through the primary winding of the ignition coil, creating a magnetic field. When a spark event is requested, the ECM commands the ignition control circuit Off, interrupting current flow through the primary winding. The collapsing magnetic field created by the primary winding induces a high voltage in the secondary winding, which is connected to the spark plugs. The Diagnostic Trouble Code (DTC) will be set when the control circuit commanded by the ECM state does not match the actual state.
OBDII Code P2319 2017 GMC Sierra - Ignition Coil 7 Control Circuit High Voltage - AutoCodes.com
P2319 2017 GMC Sierra Code - Ignition Coil 7 Control Circuit High Voltage

What are the Possible Causes of the DTC P2319 2017 GMC Sierra?

  • Faulty Ignition Coil 7
  • Ignition Coil 7 harness is open or shorted
  • Ignition Coil 7 circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P2319 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 P2319 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.

Need more information about the P2319 2017 GMC Sierra code?

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Need Help with the Code?

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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 P2319 2017 GMC Sierra Code

1. What are the common symptoms of OBDII code P2319 in a 2017 GMC Sierra related to Ignition Coil 7 Control Circuit High Voltage?

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

2. What are the potential causes of OBDII code P2319 in a 2017 GMC Sierra indicating Ignition Coil 7 Control Circuit High Voltage?

- The code can be triggered by issues such as a faulty ignition coil, damaged wiring or connectors, a defective Engine Control Module (ECM), or a problem with the ignition coil control circuit.

3. How can I diagnose the Ignition Coil 7 Control Circuit High Voltage issue causing OBDII code P2319 in my 2017 GMC Sierra?

- Use a diagnostic scanner to read the code and perform a visual inspection of the ignition coil, wiring, and connectors. Test the ignition coil and related components for proper functionality.

4. Is it safe to drive my 2017 GMC Sierra with OBDII code P2319 related to Ignition Coil 7 Control Circuit High Voltage?

- It is not recommended to drive the vehicle with this issue as it can lead to further damage to the engine or catalytic converter. Have the problem diagnosed and repaired promptly.

5. Can I repair OBDII code P2319 in my 2017 GMC Sierra related to Ignition Coil 7 Control Circuit High Voltage myself?

- Depending on your level of expertise, you may be able to replace the faulty ignition coil or repair damaged wiring yourself. However, complex diagnostics and ECM-related issues may require professional assistance.

6. How much does it typically cost to repair OBDII code P2319 in a 2017 GMC Sierra due to Ignition Coil 7 Control Circuit High Voltage?

- The cost of repair can vary depending on the specific issue causing the code. Replacing an ignition coil can cost between $100 to $300, while addressing ECM or wiring problems may be more expensive.

7. Can a bad spark plug cause OBDII code P2319 in a 2017 GMC Sierra related to Ignition Coil 7 Control Circuit High Voltage?

- While a bad spark plug can contribute to ignition coil issues, it is not a direct cause of P2319. Focus on diagnosing the ignition coil and control circuit specifically to resolve the code.

8. How long does it typically take to repair OBDII code P2319 in a 2017 GMC Sierra indicating Ignition Coil 7 Control Circuit High Voltage?

- The repair time can vary based on the exact cause of the code and the complexity of the repair. Simple fixes like replacing an ignition coil may take an hour or two, while more involved repairs can take longer.

9. Will disconnecting the battery reset OBDII code P2319 in a 2017 GMC Sierra linked to Ignition Coil 7 Control Circuit High Voltage?

- Disconnecting the battery may temporarily clear the code, but it will likely reappear if the underlying issue causing the code is not resolved. It's best to diagnose and fix the problem to prevent further issues.

10. What steps should I take if OBDII code P2319 in my 2017 GMC Sierra related to Ignition Coil 7 Control Circuit High Voltage keeps coming back after repairs?

- If the code persists after repairs, recheck the ignition coil, wiring, and connectors for any missed issues. Consider seeking professional help to diagnose potential ECM or other underlying problems.

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