AutoCodes – Chevrolet – B269D 2017 Chevrolet Silverado

B269D 2017 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 2017 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 321
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 29, 2023
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Code B269D 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 B269D 2017 Chevrolet Silverado - Heater Coolant Pump Control Circuit High - AutoCodes.com
B269D 2017 Chevrolet Silverado Code - Heater Coolant Pump Control Circuit High

What are the Possible Causes of the DTC B269D 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 B269D 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 B269D 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 B269D 2017 Chevrolet Silverado code?

Need more information on how to fix the B269D 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B269D 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 B269D 2017 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code B269D on a 2017 Chevrolet Silverado?

- Common symptoms include the heater not working properly, engine overheating, and the check engine light illuminating on the dashboard.

2. What could cause the Heater Coolant Pump Control Circuit High code (B269D) on a 2017 Chevrolet Silverado?

- The code B269D can be triggered by issues such as a faulty heater coolant pump, damaged wiring or connectors, or a malfunctioning control module.

3. How can I diagnose the Heater Coolant Pump Control Circuit High code on my 2017 Chevrolet Silverado?

- To diagnose the issue, you can use an OBDII scanner to read the specific trouble code, inspect the coolant pump and related components for any visible damage, and perform electrical tests on the circuit.

4. Is it safe to continue driving my 2017 Chevrolet Silverado with the B269D code?

- It is not recommended to drive the vehicle with the B269D code present, as it can lead to engine overheating and potential damage to other components.

5. What are the possible repair options for fixing the B269D code on a 2017 Chevrolet Silverado?

- Repair options may include replacing the faulty heater coolant pump, repairing damaged wiring or connectors, resetting the control module, or seeking professional assistance for a thorough diagnosis and repair.

6. Can I reset the B269D code on my 2017 Chevrolet Silverado by disconnecting the battery?

- Disconnecting the battery may temporarily clear the code, but it is important to address the underlying issue causing the code to prevent it from reoccurring.

7. How much does it typically cost to repair the Heater Coolant Pump Control Circuit High code on a 2017 Chevrolet Silverado?

- The cost of repair can vary depending on the specific cause of the issue, but it may involve parts and labor expenses ranging from $100 to $500 or more.

8. Are there any preventive maintenance tips to avoid encountering the B269D code on a 2017 Chevrolet Silverado?

- Regularly inspecting and maintaining the coolant system, checking for leaks or unusual noises, and addressing any cooling system issues promptly can help prevent the occurrence of the B269D code.

9. Can a DIY enthusiast with basic automotive knowledge repair the B269D code on a 2017 Chevrolet Silverado?

- Depending on the specific cause of the code, some DIY enthusiasts may be able to address the issue by following repair guides and using the necessary tools. However, complex electrical or pump replacement tasks may require professional assistance.

10. How long does it take to repair the Heater Coolant Pump Control Circuit High code on a 2017 Chevrolet Silverado?

- The repair time can vary based on the extent of the issue and the repair process involved. It may take anywhere from a couple of hours to a full day to complete the repairs for the B269D code.

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