AutoCodes – Chevrolet – B269A 2017 Chevrolet Silverado

B269A 2017 Chevrolet Silverado Code - Heater Coolant Pump Control Circuit Open

Quick Answer

The coolant heater pump is controlled by a relay. Common causes include Faulty Heater Coolant Pump, Heater Coolant Pump harness is open or shorted, Heater Coolant 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: B269A 2017 Chevrolet Silverado indicates Heater Coolant Pump Control Circuit Open.
Common causes: Common causes include Faulty Heater Coolant Pump, Heater Coolant Pump harness is open or shorted, Heater Coolant 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.

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Code Popularity 283

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 May 29, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B269A 2017 Chevrolet Silverado Description

The coolant heater pump is controlled by a relay. When operating conditions exist that require coolant flow when the engine is not operating, the Heating, Ventilation, and Air Conditioning (HVAC) control module turns ON the heater coolant pump by applying ground to the relay control circuit which energizes the heater coolant pump relay.

OBDII Code B269A 2017 Chevrolet Silverado - Heater Coolant Pump Control Circuit Open - AutoCodes.com — B269A 2017 Chevrolet Silverado Code - Heater Coolant Pump Control Circuit Open

What does this mean?

What are the Possible Causes of the DTC B269A 2017 Chevrolet Silverado?

Faulty Heater Coolant Pump
Heater Coolant Pump harness is open or shorted
Heater Coolant Pump circuit poor electrical connection
Faulty Engine Control Module (ECM)

How to Fix the DTC B269A 2017 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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B269A 2017 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 B269A 2017 Chevrolet Silverado code?

Need more information on how to fix the B269A 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B269A 2017 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 B269A 2017 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code B269A in a 2017 Chevrolet Silverado?

The common symptoms include poor heater performance, overheating of the engine, and the check engine light illuminating on the dashboard.

2. What does the OBDII code B269A indicating a "Heater Coolant Pump Control Circuit Open" mean for a 2017 Chevrolet Silverado?

It indicates a problem with the control circuit of the heater coolant pump, which may result in inadequate heating or cooling functions in the vehicle.

3. What are the possible causes of OBDII code B269A in a 2017 Chevrolet Silverado?

The code B269A can be triggered by issues such as a faulty heater coolant pump, damaged wiring or connectors in the control circuit, or a malfunctioning control module.

4. How can I diagnose the OBDII code B269A in my 2017 Chevrolet Silverado?

Diagnosing the code involves inspecting the heater coolant pump, checking the wiring and connectors for any damage, and using a diagnostic scanner to analyze the control module.

5. Can I continue driving my 2017 Chevrolet Silverado with the OBDII code B269A present?

It is not recommended to continue driving the vehicle with this code as it can lead to ineffective heating or cooling, potential engine overheating, and further damage to the vehicle.

6. How can I repair OBDII code B269A in my 2017 Chevrolet Silverado?

Repairing this code may involve replacing the faulty heater coolant pump, repairing or replacing damaged wiring or connectors, or reprogramming the control module as necessary.

7. Are there any DIY tips for addressing OBDII code B269A in a 2017 Chevrolet Silverado?

DIY tips include checking for loose connections, ensuring proper grounding, and following a step-by-step diagnostic process outlined in the vehicle's service manual.

8. Is resetting the check engine light enough to fix OBDII code B269A in a 2017 Chevrolet Silverado?

Simply resetting the check engine light may temporarily clear the code, but it will not fix the underlying issue causing the "Heater Coolant Pump Control Circuit Open" fault.

9. How much does it typically cost to repair OBDII code B269A in a 2017 Chevrolet Silverado?

The cost of repair can vary depending on the specific cause of the code, but it may range from a few hundred to a couple of thousand dollars, including parts and labor.

10. Can a professional mechanic help with diagnosing and repairing OBDII code B269A in a 2017 Chevrolet Silverado?

Yes, a qualified mechanic with experience in handling automotive diagnostics can accurately diagnose the issue and perform the necessary repairs to fix the code B269A in your Silverado.