AutoCodes – Chevrolet – P1467 Chevrolet

P1467 Chevrolet Code - EVAP Purge Pump Underspeed

Quick Answer

Purge capacity is being reduced by technologies that improve fuel economy. Common causes include Faulty Evaporative Emission Purge Pump, Evaporative Emission Purge Pump harness is open or shorted, Evaporative Emission Purge Pump circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means: P1467 Chevrolet indicates EVAP Purge Pump Underspeed.
Common causes: Common causes include Faulty Evaporative Emission Purge Pump, Evaporative Emission Purge Pump harness is open or shorted, Evaporative Emission Purge Pump circuit poor electrical connection.
Severity: Low - monitor the vehicle and repair when practical.
Can I drive?: The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

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Code Popularity 14,104

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 18, 2023

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P1467 Chevrolet Description

Purge capacity is being reduced by technologies that improve fuel economy. The Evaporative Emission Purge Pump is used to purge stored vapors from the Evaporative Emission Canister and is required to increase the purge volumes to meet LEV 3 Evaporative Emission requirements. The Evaporative Emission Purge Pump has an integral pressure sensor for controlling purge vapors from the canister. The Engine Control Module (ECM) monitors the Evaporative Emission Purge Pump, and the Diagnostic Trouble Code (DTC) will be set when the EVAP Purge Pump Speed & Desired EVAP Purge Pump Speed is not within a calibrated range for greater than 5 s.

OBDII Code P1467 Chevrolet - EVAP Purge Pump Underspeed - AutoCodes.com — P1467 Chevrolet Code - EVAP Purge Pump Underspeed

What does this mean?

What are the Possible Causes of the DTC P1467 Chevrolet?

Faulty Evaporative Emission Purge Pump
Evaporative Emission Purge Pump harness is open or shorted
Evaporative Emission Purge Pump circuit poor electrical connection
Faulty Engine Control Module (ECM)

How to Fix the DTC P1467 Chevrolet?

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 does this mean?

Code Tech Notes

Some 2019-2020 Chevrolet Silverado and GMC Sierra with 2.7L engine may have the Service Engine Soon (SES) Warning Light ON with Diagnostic Trouble Code (DTC) P1467 and/or P1469 set in the Engine Control Module (ECM). The cause is the Evaporative Emission Purge Pump may be filling with liquid fuel due to overfilling the fuel tank. There is a Factory Service Bulletin for this issue, the dealer will inspect the vehicle and replace the Evaporative Emission Purge Pump.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1467 Chevrolet 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.

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Need Help with the Code?

Get the P1467 Chevrolet code diagnosed by a professional: Find a repair shop in your area

Information for Specific Chevrolet Models

P1467 2019 Chevrolet Silverado — EVAP Purge Pump Underspeed
P1467 2020 Chevrolet Silverado — EVAP Purge Pump Underspeed
P1467 2021 Chevrolet Silverado — EVAP Purge Pump Underspeed
P1467 2022 Chevrolet Silverado — EVAP Purge Pump Underspeed

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 P1467 Chevrolet Code

1. What are common symptoms of OBDII code P1467 for a Chevrolet related to the EVAP purge pump underspeed issue?

The common symptoms include poor engine performance, rough idling, decreased fuel efficiency, and the illumination of the check engine light.

2. What are the possible causes of OBDII code P1467 in a Chevrolet, indicating an EVAP purge pump underspeed problem?

Possible causes include a faulty EVAP purge pump, damaged wiring or connectors, a defective purge valve, or issues with the EVAP system's hoses or components.

3. How can I diagnose the EVAP purge pump underspeed issue causing OBDII code P1467 in my Chevrolet?

You can diagnose the problem by conducting a visual inspection of the EVAP system components, checking the wiring for any damage, testing the purge pump and valve functionality, and using a scan tool to monitor sensor data.

4. What are some repair tips for fixing OBDII code P1467 on a Chevrolet due to an EVAP purge pump underspeed fault?

Repair tips include replacing the faulty purge pump or valve, repairing any damaged wiring or connectors, ensuring proper sealing of the EVAP system components, and clearing the trouble code after completing repairs.

5. Can driving with an unresolved OBDII code P1467 related to an EVAP purge pump underspeed issue cause further damage to my Chevrolet?

Continued driving with this issue can potentially lead to decreased fuel efficiency, increased emissions, and further damage to the EVAP system components, so it's important to address the problem promptly.

6. How much does it typically cost to repair OBDII code P1467 caused by an EVAP purge pump underspeed fault in a Chevrolet?

The cost of repairs can vary depending on the specific issue, but it may range from $100 to $500, including parts and labor.

7. Is it possible to prevent OBDII code P1467 from occurring in my Chevrolet due to an EVAP purge pump underspeed problem?

Regular maintenance of the EVAP system, checking for leaks or damage, and addressing any warning signs promptly can help prevent the occurrence of code P1467 related to the EVAP purge pump underspeed issue.

8. Can a DIY enthusiast with basic automotive knowledge fix OBDII code P1467 related to an EVAP purge pump underspeed problem in a Chevrolet?

Depending on the specific issue, a DIY enthusiast may be able to diagnose and repair the problem by following online guides or service manuals, but more complex issues may require professional assistance.

9. How long does it typically take to repair OBDII code P1467 caused by an EVAP purge pump underspeed issue in a Chevrolet?

The repair time can vary based on the specific problem and the expertise of the mechanic, but it may take anywhere from 1 to 3 hours to diagnose and fix the issue.

10. Will resetting the check engine light after repairing OBDII code P1467 related to an EVAP purge pump underspeed issue in a Chevrolet prevent it from reoccurring?

Resetting the check engine light after repairs is important, but if the underlying issue is not properly addressed, the code may reappear. It's crucial to ensure that the problem is completely resolved to prevent its recurrence.