AutoCodes – Chevrolet – P1469 2020 Chevrolet Silverado

P1469 2020 Chevrolet Silverado Code - EVAP Purge Pump Speed Too Low

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 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
P1469 2020 Chevrolet Silverado indicates EVAP Purge Pump Speed Too Low.
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
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 326
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 18, 2023
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Code P1469 2020 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 is less than 100 RPM for greater than 5 s.
OBDII Code P1469 2020 Chevrolet Silverado - EVAP Purge Pump Speed Too Low - AutoCodes.com
P1469 2020 Chevrolet Silverado Code - EVAP Purge Pump Speed Too Low

What are the Possible Causes of the DTC P1469 2020 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 P1469 2020 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1469 2020 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.

Need more information about the P1469 2020 Chevrolet Silverado code?

Need more information on how to fix the P1469 2020 Chevrolet Silverado 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 P1469 2020 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P1469 in a 2020 Chevrolet Silverado?

The common symptoms of P1469 include a check engine light illuminated on the dashboard, decreased fuel efficiency, and potential issues with the vehicle's emissions system.

2. What does the OBDII code P1469 - EVAP Purge Pump Speed Too Low indicate in a 2020 Chevrolet Silverado?

Code P1469 typically indicates that the evaporative emission (EVAP) purge pump is not operating at the expected speed, which can lead to problems with the vehicle's emission control system.

3. What are some possible causes of OBDII code P1469 in a 2020 Chevrolet Silverado?

Potential causes of code P1469 include a faulty EVAP purge pump, wiring issues in the EVAP system, a clogged EVAP canister, or a malfunctioning EVAP pressure sensor.

4. How can I diagnose the OBDII code P1469 in my 2020 Chevrolet Silverado?

Diagnosing code P1469 may involve using an OBDII scanner to retrieve the code, inspecting the EVAP system components for damage or leaks, testing the purge pump speed, and checking the wiring for any faults.

5. Can I continue driving my 2020 Chevrolet Silverado with OBDII code P1469?

While the vehicle may still be operable with code P1469, it is important to address the issue promptly to prevent potential damage to the emissions system and ensure optimal vehicle performance.

6. How can I repair OBDII code P1469 in my 2020 Chevrolet Silverado?

Repairing code P1469 may involve replacing the EVAP purge pump, repairing any damaged wiring, cleaning or replacing the EVAP canister, or addressing any other identified issues in the EVAP system.

7. Will resetting the check engine light resolve OBDII code P1469 in a 2020 Chevrolet Silverado?

Simply resetting the check engine light may temporarily clear the code, but it will not fix the underlying issue causing code P1469. It is recommended to diagnose and repair the problem to prevent the code from reoccurring.

8. How much does it typically cost to fix OBDII code P1469 in a 2020 Chevrolet Silverado?

The cost of repairing code P1469 can vary depending on the specific cause of the issue, the labor rates in your area, and whether any parts need to be replaced. It is advisable to consult a mechanic for an accurate estimate.

9. Can a DIY enthusiast fix OBDII code P1469 in a 2020 Chevrolet Silverado?

Depending on your skill level and access to tools, some DIY enthusiasts may be able to address code P1469 by following repair guides or tutorials. However, complex issues or component replacements may require professional assistance.

10. How often does OBDII code P1469 - EVAP Purge Pump Speed Too Low occur in 2020 Chevrolet Silverado vehicles?

While the occurrence of code P1469 can vary, it is not a common issue in 2020 Chevrolet Silverado vehicles. However, regular maintenance and inspections of the EVAP system can help prevent such diagnostic trouble codes from appearing.

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