Engine-CodesGMC – P2067 2015 GMC Sierra

P2067 2015 GMC Sierra Code - Fuel Level Sensor 2 Circuit Low Voltage

Quick Answer

The P2067 diagnostic trouble code (DTC) for a 2015 GMC Sierra indicates an issue with the Fuel Level Sensor 2 Circuit, specifically detecting low voltage. Common causes include Faulty fuel level sensor, Damaged wiring or connectors in the sensor circuit, Corrosion or contamination in the fuel tank affecting sensor performance. 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
P2067 2015 GMC Sierra indicates Fuel Level Sensor 2 Circuit Low Voltage.
Common causes
Common causes include Faulty fuel level sensor, Damaged wiring or connectors in the sensor circuit, Corrosion or contamination in the fuel tank affecting sensor performance.
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 P2067 2015 GMC Sierra Description

The P2067 diagnostic trouble code (DTC) for a 2015 GMC Sierra indicates an issue with the Fuel Level Sensor 2 Circuit, specifically detecting low voltage. The fuel level sensor is responsible for measuring the amount of fuel in the tank and sending this information to the vehicle's engine control module (ECM). When the ECM detects a low voltage in the circuit for Fuel Level Sensor 2, it can lead to inaccurate readings of the fuel level in the tank.

OBDII Code P2067 2015 GMC Sierra - Fuel Level Sensor 2 Circuit Low Voltage
P2067 2015 GMC Sierra Code - Fuel Level Sensor 2 Circuit Low Voltage

Common Causes of P2067 2015 GMC Sierra

  1. Faulty fuel level sensor.
  2. Damaged wiring or connectors in the sensor circuit.
  3. Corrosion or contamination in the fuel tank affecting sensor performance.
  4. ECM malfunction or software issue.
  5. Electrical problems such as a blown fuse or relay in the fuel system.

Symptoms of P2067 2015 GMC Sierra

  1. Inaccurate fuel level readings on the dashboard display.
  2. Fluctuating fuel gauge readings while driving.
  3. Engine stalling or hesitation due to improper fuel delivery.
  4. Check Engine light illuminated on the dashboard.
  5. Reduced fuel efficiency or increased fuel consumption.

How to Fix P2067 2015 GMC Sierra

  1. Perform a diagnostic scan with an OBD-II scanner to retrieve the fault code and confirm the issue.
  2. Inspect the Fuel Level Sensor 2 Circuit for any visible damage to wiring or connectors.
  3. Test the fuel level sensor's resistance and voltage output to determine if it is functioning correctly.
  4. Replace the fuel level sensor if it is found to be faulty, ensuring proper installation and calibration.
  5. Clear the DTC and perform a road test to verify that the issue has been resolved.

Cost to Fix P2067 2015 GMC Sierra

The typical repair costs for addressing a P2067 code on a 2015 GMC Sierra can range from $200 to $500, including parts and labor. However, the specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. It is recommended to inquire about local rates for a more accurate estimate of the repair costs.

Tech Notes for P2067 2015 GMC Sierra

A low fuel level can trigger this code. Before replacing any parts, try filling up the fuel tank and erasing the engine code. If the problem persists, it may be necessary to replace the fuel level sensor.

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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 P2067 2015 GMC Sierra Code

What does the OBDII code P2067 mean for a 2015 GMC Sierra?

P2067 indicates "Fuel Level Sensor 2 Circuit Low Voltage," meaning the vehicle's computer is detecting an issue with the secondary fuel level sensor circuit, often related to low voltage.

What are the common symptoms of P2067 in a 2015 GMC Sierra?

Symptoms may include inaccurate fuel gauge readings, a check engine light, or difficulty in monitoring fuel levels.

What causes the P2067 code to appear?

Common causes include a faulty fuel level sensor, damaged wiring or connectors, corrosion in the circuit, or issues with the fuel tank sending unit.

Can a faulty fuel level sensor trigger P2067?

Yes, a malfunctioning fuel level sensor is a primary cause of this code, as it disrupts accurate voltage readings from the fuel system.

How can I diagnose the P2067 code in my 2015 GMC Sierra?

Start by inspecting the wiring and connectors for damage or corrosion, then test the fuel level sensor for proper voltage and resistance using a multimeter.

Can I drive my 2015 GMC Sierra with the P2067 code?

You can drive the vehicle, but it’s not recommended to ignore the code, as inaccurate fuel readings may lead to running out of gas unexpectedly.

How do I fix the P2067 code?

Repairs may involve replacing the fuel level sensor, repairing damaged wiring, cleaning corroded connectors, or replacing the fuel tank sending unit.

Does the P2067 code affect fuel economy?

While the code itself doesn’t directly impact fuel economy, it can make monitoring fuel levels difficult, potentially leading to inefficient refueling habits.

Will clearing the P2067 code fix the problem?

Clearing the code may temporarily turn off the check engine light, but it won’t resolve the underlying issue causing the fault. Proper diagnosis and repair are necessary.

Is the P2067 code expensive to repair?

The cost depends on the exact issue, but replacing a fuel level sensor or repairing wiring typically costs less than major engine or transmission repairs.

Discuss the causes and fixes for P2067 2015 GMC Sierra OBDII Code

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