AutoCodes – Chevrolet – P1467 2019 Chevrolet Silverado

P1467 2019 Chevrolet Silverado 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 2019 Chevrolet Silverado 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 1,138

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 2019 Chevrolet Silverado 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 2019 Chevrolet Silverado - EVAP Purge Pump Underspeed - AutoCodes.com — P1467 2019 Chevrolet Silverado Code - EVAP Purge Pump Underspeed

What does this mean?

What are the Possible Causes of the DTC P1467 2019 Chevrolet Silverado?

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 2019 Chevrolet Silverado?

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 2019 Chevrolet Silverado 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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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 2019 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P1467 in a 2019 Chevrolet Silverado?

- Common symptoms include the check engine light coming on, rough idling, decreased fuel efficiency, and potential difficulties with starting the vehicle.

2. What does the OBDII code P1467 for a 2019 Chevrolet Silverado indicate?

- The code P1467 stands for EVAP Purge Pump Underspeed, indicating a problem with the evaporative emission control system's purge pump not operating at the expected speed.

3. What are the possible causes of OBDII code P1467 in a 2019 Chevrolet Silverado?

- Potential causes include a faulty purge pump, a clogged or leaking EVAP system, damaged wiring or connectors, or a malfunctioning powertrain control module (PCM).

4. How can I diagnose the OBDII code P1467 in my 2019 Chevrolet Silverado?

- Diagnosis typically involves checking the condition of the purge pump, inspecting the EVAP system for leaks or blockages, testing the wiring and connectors, and using a scan tool to monitor system operation.

5. Can I still drive my 2019 Chevrolet Silverado with the OBDII code P1467?

- It is generally not recommended to drive the vehicle with the code P1467 present, as it can lead to further damage and may cause increased emissions.

6. How can I repair OBDII code P1467 in a 2019 Chevrolet Silverado?

- Repair may involve replacing the purge pump, repairing any leaks in the EVAP system, fixing damaged wiring or connectors, or reprogramming the PCM if necessary.

7. Will resetting the check engine light make OBDII code P1467 go away in a 2019 Chevrolet Silverado?

- Resetting the check engine light may temporarily clear the code, but it will likely reappear if the underlying issue causing the code is not addressed.

8. Is OBDII code P1467 a serious issue in a 2019 Chevrolet Silverado?

- While the severity can vary, it is important to address code P1467 promptly to prevent potential damage to the vehicle's emission control system and ensure optimal performance.

9. Can a DIY enthusiast fix OBDII code P1467 in a 2019 Chevrolet Silverado?

- Depending on the skill level and access to tools, some DIY enthusiasts may be able to address the issue themselves by following repair guides and using proper diagnostic equipment.

10. How much does it cost to repair OBDII code P1467 in a 2019 Chevrolet Silverado?

- The cost of repairing code P1467 can vary based on the specific cause of the issue, with expenses ranging from a simple fix like replacing a purge pump to more extensive repairs involving the EVAP system. It's recommended to consult a mechanic for an accurate estimate.