AutoCodes – Chevrolet – B2699 2017 Chevrolet Silverado

B2699 2017 Chevrolet Silverado Code - Right Headlamp Control Circuit

Quick Answer

When the Body Control Module (BCM) senses a request for low-beam headlamp illumination, the BCM sends a ground signal to the low-beam headlamp relay through the headlamp low-beam relay control circuit. Common causes include Faulty Right Low Beam Headlamp, Right Low Beam Headlamp harness is open or shorted, Right Low Beam Headlamp 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
B2699 2017 Chevrolet Silverado indicates Right Headlamp Control Circuit.
Common causes
Common causes include Faulty Right Low Beam Headlamp, Right Low Beam Headlamp harness is open or shorted, Right Low Beam Headlamp 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 474
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 26, 2023
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Code B2699 2017 Chevrolet Silverado Description

When the Body Control Module (BCM) senses a request for low-beam headlamp illumination, the BCM sends a ground signal to the low-beam headlamp relay through the headlamp low-beam relay control circuit. The headlamp low beam relay will apply voltage to illuminate the headlamps. The Diagnostic Trouble Code (DTC) sets when the BCM receives a command to illuminate the low beam headlamps and the headlamp low beam relay control circuit is open or shorted to voltage or when the BCM does not receive a command to illuminate the low beam headlamps and the headlamp low beam relay control circuit is shorted to ground.
OBDII Code B2699 2017 Chevrolet Silverado - Right Headlamp Control Circuit - AutoCodes.com
B2699 2017 Chevrolet Silverado Code - Right Headlamp Control Circuit

What are the Possible Causes of the DTC B2699 2017 Chevrolet Silverado?

  • Faulty Right Low Beam Headlamp
  • Right Low Beam Headlamp harness is open or shorted
  • Right Low Beam Headlamp circuit poor electrical connection
  • Faulty Low Beam Headlamp Relay
  • Faulty Body Control Module (BCM)

How to Fix the DTC B2699 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B2699 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 B2699 2017 Chevrolet Silverado code?

Need more information on how to fix the B2699 2017 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 B2699 2017 Chevrolet Silverado Code

1. What are common symptoms of OBDII code B2699 in a 2017 Chevrolet Silverado related to the right headlamp control circuit?

- Dim or non-functional right headlight, flickering or intermittent operation, warning light on the dashboard.

2. What are some possible causes of OBDII code B2699 in a 2017 Chevrolet Silverado?

- Faulty headlight control module, damaged wiring or connectors, headlight bulb issues, a malfunctioning headlight switch.

3. How can I diagnose the cause of OBDII code B2699 in my 2017 Chevrolet Silverado?

- Perform a visual inspection of the headlamp components, check the wiring and connectors for damage, use a multimeter to test for continuity and proper voltage.

4. What are some repair tips for fixing OBDII code B2699 in a 2017 Chevrolet Silverado?

- Start by checking and replacing the headlight bulb if needed, inspect and repair any damaged wiring or connectors, reset the fault code and test the headlamp operation.

5. Can I reset OBDII code B2699 in my 2017 Chevrolet Silverado without fixing the underlying issue?

- Resetting the code without addressing the root cause may temporarily turn off the warning light, but the issue will likely reoccur until the problem is fixed.

6. Is it safe to continue driving my 2017 Chevrolet Silverado with OBDII code B2699 related to the right headlamp control circuit?

- It is not recommended to drive with a malfunctioning headlight, as it can compromise visibility and safety, especially in low-light conditions.

7. How much does it typically cost to repair OBDII code B2699 in a 2017 Chevrolet Silverado at a mechanic or dealership?

- The cost of repairs can vary depending on the specific issue, but it may range from a few hundred to a thousand dollars, including parts and labor.

8. Can I fix OBDII code B2699 in my 2017 Chevrolet Silverado by myself, or do I need to take it to a professional?

- DIY repair is possible for some causes like replacing a headlight bulb, but more complex issues may require professional diagnosis and repair to ensure proper fixing.

9. Will OBDII code B2699 in a 2017 Chevrolet Silverado cause the vehicle to fail an emissions test?

- While the code is related to the headlamp control circuit and not emissions, it is still essential to address and fix the issue to maintain the overall health of the vehicle.

10. What steps can I take to prevent OBDII code B2699 from recurring in my 2017 Chevrolet Silverado after repair?

- Regularly inspect and maintain the headlamp components, ensure proper installation of new bulbs, and address any electrical issues promptly to prevent the code from coming back.

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