AutoCodes – Chevrolet – B269A 2016 Chevrolet Silverado

B269A 2016 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 2016 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 292

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 2016 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 2016 Chevrolet Silverado - Heater Coolant Pump Control Circuit Open - AutoCodes.com — B269A 2016 Chevrolet Silverado Code - Heater Coolant Pump Control Circuit Open

What does this mean?

What are the Possible Causes of the DTC B269A 2016 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 2016 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 2016 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 2016 Chevrolet Silverado code?

Need more information on how to fix the B269A 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 B269A 2016 Chevrolet Silverado Code

1. What are common symptoms of OBDII code B269A on a 2016 Chevrolet Silverado?

- Common symptoms include a lack of heat from the heater, engine overheating, and a check engine light.

2. What does the OBDII code B269A indicate in a 2016 Chevrolet Silverado?

- This code indicates a problem with the Heater Coolant Pump Control Circuit being open, meaning there is an issue with the electrical circuit controlling the coolant pump.

3. What are possible causes of OBDII code B269A on a 2016 Chevrolet Silverado?

- Possible causes include a faulty heater coolant pump, damaged wiring or connectors in the control circuit, or a malfunctioning coolant pump control module.

4. How can I diagnose the issue causing OBDII code B269A on my 2016 Chevrolet Silverado?

- You can use a multimeter to test the continuity of the control circuit, inspect the wiring and connectors for damage, and check the functionality of the heater coolant pump.

5. Can I continue driving my 2016 Chevrolet Silverado with OBDII code B269A?

- It is not recommended to drive the vehicle with this code as it may lead to engine overheating and potential damage. It's best to address the issue promptly.

6. How can I repair OBDII code B269A on my 2016 Chevrolet Silverado?

- Repair options include replacing the heater coolant pump, repairing or replacing damaged wiring and connectors, and potentially replacing the coolant pump control module.

7. Is it possible to reset OBDII code B269A on a 2016 Chevrolet Silverado without fixing the issue?

- While you can clear the code with a diagnostic tool, it will likely reappear until the underlying problem is addressed. It's important to fix the root cause of the code.

8. Are there any preventive maintenance tips to avoid OBDII code B269A on a 2016 Chevrolet Silverado?

- Regularly inspecting the coolant pump and its components, ensuring proper coolant levels, and addressing any cooling system issues promptly can help prevent this code.

9. Can a DIY enthusiast repair OBDII code B269A on a 2016 Chevrolet Silverado?

- Depending on their skill level and access to tools, a DIY enthusiast may be able to address this code by following repair guides and being cautious when working with electrical components.

10. How long does it typically take to repair OBDII code B269A on a 2016 Chevrolet Silverado?

- The repair time can vary based on the specific issue causing the code and the expertise of the person performing the repair. It can range from a few hours to a full day.