AutoCodes – Chevrolet – B269D 2016 Chevrolet Silverado

B269D 2016 Chevrolet Silverado Code - Heater Coolant Pump Control Circuit High

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: B269D 2016 Chevrolet Silverado indicates Heater Coolant Pump Control Circuit High.
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 401

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 B269D 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 B269D 2016 Chevrolet Silverado - Heater Coolant Pump Control Circuit High - AutoCodes.com — B269D 2016 Chevrolet Silverado Code - Heater Coolant Pump Control Circuit High

What does this mean?

What are the Possible Causes of the DTC B269D 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 B269D 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 B269D 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 B269D 2016 Chevrolet Silverado code?

Need more information on how to fix the B269D 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 B269D 2016 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code B269D in a 2016 Chevrolet Silverado?

- Common symptoms include the check engine light illuminating, poor heater performance, and possible overheating issues.

2. What does the OBDII code B269D indicate in a 2016 Chevrolet Silverado?

- OBDII code B269D indicates a high voltage condition in the heater coolant pump control circuit.

3. What are the possible causes of OBDII code B269D in a 2016 Chevrolet Silverado?

- Possible causes include a faulty heater coolant pump, wiring issues, or a malfunctioning control module.

4. How can I diagnose OBDII code B269D in my 2016 Chevrolet Silverado?

- Diagnosing the code typically involves checking the heater coolant pump, inspecting the wiring harness for damage, and testing the control module.

5. Can I still drive my 2016 Chevrolet Silverado with OBDII code B269D?

- It is not recommended to drive your vehicle with this code as it can lead to overheating and potential engine damage.

6. How can I repair OBDII code B269D in a 2016 Chevrolet Silverado?

- Repairing the code may involve replacing the heater coolant pump, repairing any damaged wiring, or reprogramming the control module.

7. Is it safe to continue using the heater in my 2016 Chevrolet Silverado with OBDII code B269D?

- It is best to avoid using the heater until the issue is diagnosed and repaired to prevent further damage to the cooling system.

8. Can a DIY enthusiast fix OBDII code B269D in a 2016 Chevrolet Silverado?

- While some basic troubleshooting can be done by DIY enthusiasts, diagnosing and repairing this code may require advanced tools and expertise.

9. How much does it cost to repair OBDII code B269D in a 2016 Chevrolet Silverado?

- The cost of repair can vary depending on the exact cause of the issue, but it may range from a few hundred to over a thousand dollars at a dealership or repair shop.

10. How long does it typically take to fix OBDII code B269D in a 2016 Chevrolet Silverado?

- The repair time can vary based on the complexity of the issue, but it may take anywhere from a few hours to a full day to diagnose and fix the problem.