AutoCodes – GMC – P2572 GMC

P2572 GMC Code - Direct Ozone Reduction Catalyst Deterioration Sensor Circuit

Quick Answer

The Engine Control Module (ECM) monitors the Direct Ozone Reduction Catalyst Deterioration Sensor signal. Common causes include Faulty Direct Ozone Reduction Catalyst Deterioration Sensor, Direct Ozone Reduction Catalyst Deterioration Sensor harness is open or shorted, Direct Ozone Reduction Catalyst Deterioration Sensor circuit poor electrical connection. 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: P2572 GMC indicates Direct Ozone Reduction Catalyst Deterioration Sensor Circuit.
Common causes: Common causes include Faulty Direct Ozone Reduction Catalyst Deterioration Sensor, Direct Ozone Reduction Catalyst Deterioration Sensor harness is open or shorted, Direct Ozone Reduction Catalyst Deterioration Sensor circuit poor electrical connection.
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.

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Code Popularity 1,200

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jan 19, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2572 GMC Description

The Engine Control Module (ECM) monitors the Direct Ozone Reduction Catalyst Deterioration Sensor signal. The ECM sets the OBDII code when the Direct Ozone Reduction Catalyst Deterioration Sensor signal is out of factory specifications.

OBDII Code P2572 GMC - Direct Ozone Reduction Catalyst Deterioration Sensor Circuit - AutoCodes.com — P2572 GMC Code - Direct Ozone Reduction Catalyst Deterioration Sensor Circuit

What does this mean?

What are the Possible Causes of the DTC P2572 GMC?

Faulty Direct Ozone Reduction Catalyst Deterioration Sensor
Direct Ozone Reduction Catalyst Deterioration Sensor harness is open or shorted
Direct Ozone Reduction Catalyst Deterioration Sensor circuit poor electrical connection

How to Fix the DTC P2572 GMC?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2572 GMC code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P2572 GMC code?

Need more information on how to fix the P2572 GMC code? Get Access to Factory Service Manuals

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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 P2572 GMC Code

1. What are the common symptoms of OBDII code P2572 in a GMC vehicle?

- Common symptoms include reduced engine performance, poor fuel efficiency, and the illumination of the Check Engine light.

2. What causes the Direct Ozone Reduction Catalyst Deterioration Sensor Circuit issue in a GMC vehicle?

- The most common causes of P2572 include a faulty sensor, damaged wiring or connectors, or a failing catalytic converter.

3. How serious is the P2572 error code in a GMC vehicle?

- While the vehicle may still be able to operate, ignoring the P2572 code can lead to increased emissions, potential damage to the catalytic converter, and possible failure to pass emissions tests.

4. How can I diagnose the Direct Ozone Reduction Catalyst Deterioration Sensor Circuit problem in my GMC vehicle?

- Diagnosis typically involves using an OBDII scanner to read the code, inspecting the sensor and related components, and testing the sensor's functionality.

5. Can I drive my GMC vehicle with the P2572 code present?

- It is generally not recommended to drive the vehicle with the P2572 code illuminated, as it can lead to further damage and potential safety issues.

6. What is the cost to repair the Direct Ozone Reduction Catalyst Deterioration Sensor Circuit issue in a GMC vehicle?

- The cost of repair can vary depending on the exact cause of the issue, but it typically ranges from $200 to $600, including parts and labor.

7. Are there any DIY repair tips for fixing the P2572 error code in a GMC vehicle?

- DIY repairs can include checking and cleaning sensor connections, inspecting wiring for damage, and replacing the sensor or catalytic converter if necessary.

8. How long does it take to repair the Direct Ozone Reduction Catalyst Deterioration Sensor Circuit problem in a GMC vehicle?

- The repair time can vary based on the extent of the issue and the availability of parts, but it usually takes a few hours to complete the repair.

9. Can resetting the OBDII system clear the P2572 error code in a GMC vehicle?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear.

10. Is it necessary to visit a dealership for repair of the P2572 code in a GMC vehicle?

- While visiting a dealership is an option, independent mechanics and repair shops with experience in diagnosing and repairing OBDII issues can also effectively address the P2572 code.