Engine-Codes.com
Engine-Codes – Chevrolet – P0068 2014 Chevrolet Silverado

P0068 2014 Chevrolet Silverado Code - Throttle Body Air Flow Performance

Quick Answer

The P0068 diagnostic trouble code (DTC) for a 2014 Chevrolet Silverado indicates an issue with the throttle body air flow performance. Common causes include Malfunctioning throttle body, Dirty or clogged air filter, 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
P0068 2014 Chevrolet Silverado indicates Throttle Body Air Flow Performance.
Common causes
Common causes include Malfunctioning throttle body, Dirty or clogged air filter, 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.
What is this?
Table of contents Created and updated by William Orellana on Sep 13, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P0068 2014 Chevrolet Silverado Description

The P0068 diagnostic trouble code (DTC) for a 2014 Chevrolet Silverado indicates an issue with the throttle body air flow performance. The throttle body is a crucial component of the vehicle's air intake system, controlling the amount of air that enters the engine. When this code is triggered, it means that the Engine Control Module (ECM) has detected a discrepancy between the expected and actual air flow through the throttle body.

OBDII Code P0068 2014 Chevrolet Silverado - Throttle Body Air Flow Performance
P0068 2014 Chevrolet Silverado Code - Throttle Body Air Flow Performance

Common Causes of P0068 2014 Chevrolet Silverado

  1. Malfunctioning throttle body
  2. Dirty or clogged air filter
  3. Vacuum leak
  4. Faulty mass air flow sensor
  5. Issues with the intake manifold

Symptoms of P0068 2014 Chevrolet Silverado

  1. Reduced power and acceleration
  2. Hesitation or stumbling during acceleration
  3. Rough idling or stalling
  4. Poor fuel efficiency
  5. Increased emissions

How to Fix P0068 2014 Chevrolet Silverado

  1. Begin by inspecting and cleaning the throttle body to ensure it is functioning properly.
  2. Check and replace the air filter if it is dirty or clogged.
  3. Inspect the vacuum lines for any leaks and repair or replace as needed.
  4. Test the mass air flow sensor and replace if faulty.
  5. Check the intake manifold for any cracks or leaks and address any issues found.

Cost to Fix P0068 2014 Chevrolet Silverado

The typical repair costs for addressing the P0068 code on a 2014 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, the cost of parts such as a new throttle body, air filter, mass air flow sensor, or intake manifold gasket can range from $100 to $500. Labor costs at auto repair shops typically range from $80 to $150 per hour. Overall, the total repair cost for resolving the throttle body air flow performance issue could range from $200 to $1000 or more, depending on the extent of the repairs needed. It is advisable to consult with a professional mechanic to get an accurate estimate based on the specific circumstances of your vehicle.

Need more information about the P0068 2014 Chevrolet Silverado code?

Need more information on how to fix the P0068 2014 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0068 2014 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area

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 P0068 2014 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P0068 on a 2014 Chevrolet Silverado?

When experiencing P0068, you may notice issues like reduced engine power, rough idling, poor acceleration, and the Check Engine light illuminating on the dashboard.

2. What does OBDII code P0068 "Throttle Body Air Flow Performance" mean on a 2014 Chevrolet Silverado?

Code P0068 indicates that the Engine Control Module (ECM) has detected an issue with the throttle body air flow performance, specifically a discrepancy between the actual airflow and the expected airflow.

3. What are the possible causes of OBDII code P0068 on a 2014 Chevrolet Silverado?

Common causes of P0068 include a faulty throttle body, a dirty or clogged throttle body, a vacuum leak, a malfunctioning mass airflow sensor (MAF), or issues with the wiring and connectors related to the throttle body system.

4. How can I diagnose OBDII code P0068 on my 2014 Chevrolet Silverado?

Diagnosing P0068 may involve visually inspecting the throttle body and its components, checking for vacuum leaks, testing the mass airflow sensor, and using a scan tool to monitor live data and perform throttle body relearn procedures.

5. Can I still drive my 2014 Chevrolet Silverado with OBDII code P0068?

It is not recommended to drive your vehicle extensively with code P0068 present, as it can lead to poor engine performance, potential stalling, and further damage to engine components. It's best to address the issue promptly.

6. How can I fix OBDII code P0068 on my 2014 Chevrolet Silverado?

Repairing code P0068 typically involves cleaning or replacing the throttle body, addressing any vacuum leaks, replacing the mass airflow sensor if necessary, and ensuring all wiring and connectors are in good condition.

7. Is it possible to clear OBDII code P0068 on a 2014 Chevrolet Silverado without fixing the underlying issue?

While you can clear the code with a scan tool, the Check Engine light may reappear if the root cause of P0068 is not addressed. It's crucial to diagnose and fix the problem to prevent potential issues down the road.

8. How much does it cost to repair OBDII code P0068 on a 2014 Chevrolet Silverado?

The cost of repairing P0068 can vary depending on the specific cause of the issue, the parts needed for replacement, and whether you choose to do the repairs yourself or seek professional help. Costs can range from a few hundred to over a thousand dollars.

9. Can a DIY enthusiast fix OBDII code P0068 on a 2014 Chevrolet Silverado?

If you have automotive repair experience and the necessary tools, you may be able to address P0068 yourself by cleaning or replacing the throttle body, checking for vacuum leaks, and testing components like the mass airflow sensor. However, if you're unsure, it's best to consult a professional.

10. How often does OBDII code P0068 occur in a 2014 Chevrolet Silverado?

While code P0068 "Throttle Body Air Flow Performance" is not among the most common OBDII codes, it can still occur in vehicles like the 2014 Chevrolet Silverado due to issues with the throttle body system or related components.

Discuss the causes and fixes for P0068 2014 Chevrolet Silverado OBDII Code

Submit a New Comment

Code P0068 2014 Chevrolet Silverado comments

No comments found for this page.