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P2365: Cylinder 11 Combustion Performance

Severity
Low
NHTSA Reports
1
Vehicles Affected
1
System
Powertrain
Last reviewed: Last updated:

Methodology: We combine code standards with complaint and reliability patterns, then review for clear, vehicle-first diagnosis steps.

Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).

Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.

What Does P2365 Mean?

P2365 is a diagnostic trouble code indicating: Cylinder 11 Combustion Performance. This code relates to the powertrain system. It has been reported in NHTSA complaints across 1 different vehicle models.

Symptoms of P2365

Common Causes

Real Owner Reports

From NHTSA complaint database — actual owner descriptions.

"WHEN WE BOUGHT THE 2020 EQUINOX ON JANUARY 20, 2020 THE CHECK ENGINE LIGHT CAME ON AND THEY KEPT IT 2 DAYS DIAGNOSING IT AND IT SAID A FUEL SYSTEM PROBLEM AND THEY TOLD US THAT THEY CONTACTED GM ENGINEERS WHO WERE LOOKING INTO IT AND TO GO AHEAD AND DRIVE IT WITH THE LIGHT ON TILL THEY GOT BACK WITH"

— Chevrolet Equinox owner, 01/20/2020

Source: NHTSA Complaints Database

Most Reported Vehicles for P2365

Based on NHTSA owner complaint data.

# Vehicle Reports
1 CHEVROLET EQUINOX

Frequently Asked Questions

Can I drive with this code?
It depends on the severity. If the vehicle runs normally, short trips are usually OK. If you notice performance issues, drivability problems, or warning lights beyond the check engine light, get it checked soon.
Will this code clear itself?
Some codes clear automatically after the underlying issue is fixed and several drive cycles pass. But the root cause must be addressed first.
How do I find the exact cause?
A code alone doesn't pinpoint the failed part. You need a diagnostic scan ($50-150 at most shops) that reads freeze frame data and live sensor readings to identify the specific component.

What To Do Next

Possible Fixes

  • 🔧 Have the code scanned with a professional-grade scanner to read freeze frame data
  • 🔧 If DIY repair isn't feasible, get a diagnostic from a trusted mechanic ($50-150)
  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

Related Codes

P2300 Ignition Coil A Primary Control Circuit Low P2301 Ignition Coil A Primary Control Circuit High P2302 Ignition Coil A Secondary Circuit P2303 Ignition Coil B Primary Control Circuit Low P2304 Ignition Coil B Primary Control Circuit High P2305 Ignition Coil B Secondary Circuit P2306 Ignition Coil C Primary Control Circuit Low P2307 Ignition Coil C Primary Control Circuit High P2308 Ignition Coil C Secondary Circuit P2309 Ignition Coil D Primary Control Circuit Low