P2319 2015 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 2015 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.
Code P2319 2015 GMC Sierra Description
What are the Possible Causes of the DTC P2319 2015 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 2015 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 2015 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 P2319 2015 GMC Sierra Code
1. What does the OBDII code P2319 mean on a 2015 GMC Sierra?
P2319 indicates an issue with the ignition coil 7 control circuit, specifically a high voltage condition that the engine control module (ECM) has detected.
2. What are common symptoms of code P2319 in a 2015 GMC Sierra?
Symptoms may include engine misfires, rough idling, reduced fuel efficiency, difficulty starting the engine, or the check engine light turning on.
3. What causes the P2319 code to trigger on a GMC Sierra?
Common causes include a faulty ignition coil 7, damaged wiring or connectors in the coil 7 circuit, a malfunctioning ECM, or excessive resistance in the circuit.
4. Can I drive my 2015 GMC Sierra with a P2319 code?
Driving with this code is not recommended, as it may lead to further engine damage, reduced performance, and potential safety issues due to misfires.
5. How do I diagnose the P2319 code on my GMC Sierra?
Diagnosis involves inspecting ignition coil 7 and its wiring for damage, testing for proper voltage and continuity, and using a scan tool to monitor real-time data from the ECM.
6. How do I fix the P2319 code on a 2015 GMC Sierra?
Repairs may include replacing the faulty ignition coil 7, repairing or replacing damaged wiring or connectors, or reprogramming or replacing the ECM if necessary.
7. How much does it cost to fix the P2319 code on a GMC Sierra?
Repair costs vary but typically range from $150 to $400, depending on whether the ignition coil, wiring, or ECM requires replacement.
8. Can a bad spark plug cause the P2319 code on a GMC Sierra?
While rare, a bad spark plug could contribute to ignition coil issues, so it’s a good idea to inspect and replace spark plugs if they’re worn.
9. How can I prevent the P2319 code from occurring again?
Regular maintenance, including inspecting ignition coils, spark plugs, and wiring, can help prevent this code from recurring.
10. What tools are needed to diagnose and repair the P2319 code?
You’ll need an OBDII scanner, a multimeter, and basic hand tools for inspecting wiring and replacing components.
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