Engine-CodesChevrolet – P0307 2016 Chevrolet Silverado

P0307 2016 Chevrolet Silverado Code - Cylinder 7 Misfire Detected

Quick Answer

The diagnostic trouble code P0307 for a 2016 Chevrolet Silverado indicates that a misfire has been detected in cylinder 7 of the engine. Common causes include Worn or fouled spark plugs in cylinder 7, Faulty ignition coil specific to cylinder 7, Clogged or malfunctioning fuel injector in cylinder 7. 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
P0307 2016 Chevrolet Silverado indicates Cylinder 7 Misfire Detected.
Common causes
Common causes include Worn or fouled spark plugs in cylinder 7, Faulty ignition coil specific to cylinder 7, Clogged or malfunctioning fuel injector in cylinder 7.
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.
Table of contents Created and updated by William Orellana on Sep 11, 2024
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Code P0307 2016 Chevrolet Silverado Description

The diagnostic trouble code P0307 for a 2016 Chevrolet Silverado indicates that a misfire has been detected in cylinder 7 of the engine. The engine control module (ECM) monitors the firing of each cylinder to ensure smooth operation and efficiency. When a misfire is detected in cylinder 7, it means that the fuel and air mixture in that cylinder is not igniting properly, leading to a loss of power, rough idling, and potential damage to the catalytic converter. This can result in decreased fuel efficiency, increased emissions, and overall poor engine performance.

OBDII Code P0307 2016 Chevrolet Silverado - Cylinder 7 Misfire Detected
P0307 2016 Chevrolet Silverado Code - Cylinder 7 Misfire Detected

Common Causes of P0307 2016 Chevrolet Silverado

  1. Worn or fouled spark plugs in cylinder 7
  2. Faulty ignition coil specific to cylinder 7
  3. Clogged or malfunctioning fuel injector in cylinder 7
  4. Vacuum leak affecting cylinder 7
  5. Low compression in cylinder 7 due to internal engine issues

Symptoms of P0307 2016 Chevrolet Silverado

  1. Rough idling or vibrations felt while driving
  2. Decreased acceleration and power
  3. Engine misfires or hesitation during acceleration
  4. Check Engine Light illuminated on the dashboard

How to Fix P0307 2016 Chevrolet Silverado

  1. Diagnose the specific cause of the misfire in cylinder 7 using a scan tool and performing a compression test
  2. Replace spark plugs in cylinder 7 and inspect ignition coils for proper function
  3. Clean or replace fuel injector in cylinder 7 if necessary
  4. Check for vacuum leaks in the intake manifold and repair as needed
  5. If low compression is found in cylinder 7, further engine diagnostics and repairs may be required

Cost to Fix P0307 2016 Chevrolet Silverado

The cost of repairing a misfire in cylinder 7 of a 2016 Chevrolet Silverado can vary depending on the specific cause of the issue. On average, the cost of replacing spark plugs, ignition coils, and fuel injectors can range from $200 to $500 for parts and labor. However, if additional engine diagnostics and repairs are needed, the total cost could exceed $1000. It's important to consult with a qualified mechanic or dealership for an accurate estimate based on the specific diagnosis and repair needed. Labor rates at auto repair shops typically range from $80 to $150 per hour, but can vary based on location and other factors.

Tech Notes for P0307 2016 Chevrolet Silverado

The P0307 code means that cylinder 7 is misfiring or is randomly misfiring. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on cylinder 7. If the problem persists more tests need to be done to diagnose the problem, see "Possible Causes".



There is a Factory Service Bulletins for All 2000-2020 Chevrolet Models:

2000-2020 Chevrolet Factory Service Bulletin OBDII Code P0307

This Factory Service Bulletin explains how this condition may be caused by significant carbon build-up on the intake and/or exhaust valves due to fuel contamination or incomplete burning of the fuel.

Need more information about the P0307 2016 Chevrolet Silverado code?

Need more information on how to fix the P0307 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals

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 P0307 2016 Chevrolet Silverado Code

1. What does the OBDII code P0307 mean for a 2016 Chevrolet Silverado?

P0307 indicates a misfire detected in cylinder 7, which means the engine isn’t firing properly in that cylinder.

2. What are the common symptoms of code P0307 in a 2016 Chevrolet Silverado?

Symptoms include rough idling, reduced engine power, poor fuel economy, engine shaking, and the check engine light turning on.

3. What causes a cylinder 7 misfire in a 2016 Chevrolet Silverado?

Common causes include a faulty spark plug, ignition coil, fuel injector issues, vacuum leaks near cylinder 7, or low engine compression.

4. Can driving with code P0307 damage my 2016 Chevrolet Silverado?

Yes, driving with a misfire can cause damage to the catalytic converter and engine if left unresolved.

5. How can I diagnose code P0307 in a 2016 Chevrolet Silverado?

Start by inspecting the spark plug, ignition coil, and fuel injector for cylinder 7. You may also need to perform a compression test or check for vacuum leaks.

6. How do I fix code P0307 on a 2016 Chevrolet Silverado?

Repairs may include replacing the spark plug, ignition coil, or fuel injector for cylinder 7, repairing vacuum leaks, or addressing engine compression issues.

7. Can bad fuel cause a cylinder 7 misfire on a 2016 Chevrolet Silverado?

Yes, contaminated or low-quality fuel can lead to misfires, including in cylinder 7.

8. What tools are needed to troubleshoot code P0307 on a 2016 Chevrolet Silverado?

Tools needed include an OBDII scanner, spark plug socket, multimeter, and possibly a compression tester or fuel pressure gauge.

9. Is it expensive to repair the P0307 code on a 2016 Chevrolet Silverado?

Costs vary depending on the cause, but replacing spark plugs or ignition coils is relatively affordable, while fixing engine compression issues can be more expensive.

10. Can a clogged fuel injector cause code P0307 on a 2016 Chevrolet Silverado?

Yes, a clogged or malfunctioning fuel injector can prevent proper fuel delivery to cylinder 7, causing a misfire.

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