Engine-CodesGMC – P2119 2017 GMC Sierra

P2119 2017 GMC Sierra Code - Throttle Closed Position Performance

Quick Answer

The P2119 code on a 2017 GMC Sierra indicates a problem with the throttle closed position performance. Common causes include Faulty throttle closed position sensor, Damaged wiring or connectors in the sensor circuit, Vacuum leak. 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
P2119 2017 GMC Sierra indicates Throttle Closed Position Performance.
Common causes
Common causes include Faulty throttle closed position sensor, Damaged wiring or connectors in the sensor circuit, Vacuum leak.
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 12, 2024
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Code P2119 2017 GMC Sierra Description

The P2119 code on a 2017 GMC Sierra indicates a problem with the throttle closed position performance. The throttle in a vehicle controls the amount of air entering the engine, which ultimately affects the engine's performance. When the throttle is closed, it means that the engine is receiving minimal or no air, which can lead to issues in engine response, fuel efficiency, and overall drivability.

OBDII Code P2119 2017 GMC Sierra - Throttle Closed Position Performance
P2119 2017 GMC Sierra Code - Throttle Closed Position Performance

Common Causes of P2119 2017 GMC Sierra

  1. Faulty throttle closed position sensor
  2. Damaged wiring or connectors in the sensor circuit
  3. Vacuum leak
  4. Issues with the throttle body

Symptoms of P2119 2017 GMC Sierra

  1. Rough idling
  2. Stalling
  3. Poor acceleration
  4. Decreased fuel efficiency
  5. Engine misfires

How to Fix P2119 2017 GMC Sierra

  1. Perform a thorough inspection of the throttle closed position sensor and its wiring. Replace the sensor if it is found to be faulty.
  2. Check for any vacuum leaks in the intake system and repair as necessary.
  3. Clean the throttle body to ensure smooth operation.
  4. Clear the diagnostic trouble codes and perform a test drive to verify that the issue has been resolved.

Cost to Fix P2119 2017 GMC Sierra

The typical repair cost for addressing a P2119 code on a 2017 GMC Sierra can range from $200 to $500, including parts and labor. Keep in mind that the specific diagnosis time and labor rates at auto repair shops can vary significantly based on location, vehicle make and model, and engine type. It's recommended to obtain quotes from multiple reputable shops to get an accurate estimate for your specific situation.

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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 P2119 2017 GMC Sierra Code

1. What are the common symptoms of OBDII code P2119 in a 2017 GMC Sierra?

- Common symptoms include reduced engine power, hesitation or surging during acceleration, and the vehicle going into "limp mode."

2. What are the possible causes of OBDII code P2119 in a 2017 GMC Sierra?

- The code P2119 typically indicates a problem with the throttle closed position sensor, throttle position sensor, throttle actuator control module, or wiring/connectivity issues.

3. How can I diagnose the cause of OBDII code P2119 in my 2017 GMC Sierra?

- Diagnosing this code may involve checking the throttle position sensor readings, inspecting the wiring for damage or loose connections, and performing a throttle body inspection for any mechanical issues.

4. Can a dirty throttle body cause OBDII code P2119 in a 2017 GMC Sierra?

- Yes, a dirty or carbon-fouled throttle body can cause erratic readings from the throttle position sensor, leading to the triggering of code P2119.

5. What are some repair tips for resolving OBDII code P2119 in a 2017 GMC Sierra?

- Repair tips may include cleaning the throttle body, checking and repairing any damaged wiring, replacing the throttle position sensor, or recalibrating the throttle actuator control module.

6. Is it safe to continue driving with OBDII code P2119 in a 2017 GMC Sierra?

- It is not recommended to continue driving with this code as it can lead to further engine performance issues and potential safety hazards. It is best to address the underlying problem promptly.

7. How much does it typically cost to repair OBDII code P2119 in a 2017 GMC Sierra?

- The cost of repair can vary depending on the exact cause of the code, but it may range from $200 to $500 for parts and labor, excluding any diagnostic fees.

8. Can resetting the OBDII system clear code P2119 in a 2017 GMC Sierra?

- While resetting the system may temporarily clear the code, it will likely reappear if the underlying issue is not addressed. It is important to diagnose and repair the root cause of the problem.

9. Will OBDII code P2119 cause the check engine light to illuminate in a 2017 GMC Sierra?

- Yes, code P2119 will trigger the check engine light to illuminate on the dashboard of a 2017 GMC Sierra, indicating a malfunction in the throttle closed position performance.

10. How can I prevent OBDII code P2119 from appearing in my 2017 GMC Sierra in the future?

- Regular maintenance, including keeping the throttle body clean, checking for any signs of wear on sensors, and addressing any performance issues promptly, can help prevent the recurrence of code P2119.

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