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Engine-Codes – GMC – B260E 2018 GMC Sierra

B260E 2018 GMC Sierra Code - Right Daytime Running Lamps Control Circuit

Quick Answer

The B260E diagnostic trouble code (DTC) for a 2018 GMC Sierra relates to the Right Daytime Running Lamps Control Circuit. Common causes include Wiring damage or corrosion, Faulty control module, Blown fuse related to the right daytime running lamp circuit. 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
B260E 2018 GMC Sierra indicates Right Daytime Running Lamps Control Circuit.
Common causes
Common causes include Wiring damage or corrosion, Faulty control module, Blown fuse related to the right daytime running lamp circuit.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code B260E 2018 GMC Sierra Description

The B260E diagnostic trouble code (DTC) for a 2018 GMC Sierra relates to the Right Daytime Running Lamps Control Circuit. In simpler terms, this code indicates that there is an issue with the circuit responsible for controlling the right daytime running lamps on the vehicle. Daytime running lamps are safety features that improve visibility of the vehicle during daylight hours, enhancing safety on the road. When this circuit malfunctions, it can result in the right daytime running lamps not functioning properly or not turning on at all.

OBDII Code B260E 2018 GMC Sierra - Right Daytime Running Lamps Control Circuit
B260E 2018 GMC Sierra Code - Right Daytime Running Lamps Control Circuit

Common Causes of B260E 2018 GMC Sierra

  1. Wiring damage or corrosion
  2. Faulty control module
  3. Blown fuse related to the right daytime running lamp circuit
  4. Faulty daytime running lamp bulb
  5. Loose or damaged connectors in the circuit

Symptoms of B260E 2018 GMC Sierra

  1. Right daytime running lamp not turning on
  2. Dim or flickering right daytime running lamp
  3. Check engine light illuminated
  4. Error message on the vehicle's instrument panel related to the right daytime running lamp

How to Fix B260E 2018 GMC Sierra

  1. Begin by visually inspecting the wiring, connectors, and bulbs in the right daytime running lamp circuit for any visible damage or corrosion.
  2. Test the control module using a multimeter to determine if it is functioning correctly.
  3. Check the fuse related to the right daytime running lamp circuit and replace if necessary.
  4. Replace the faulty daytime running lamp bulb if it is found to be the cause of the issue.
  5. Clear the DTC using an OBD-II scanner after completing the repairs to reset the system and ensure the issue has been resolved.

Cost to Fix B260E 2018 GMC Sierra

The cost of repairing the Right Daytime Running Lamps Control Circuit issue can vary depending on the specific cause of the problem. In general, the cost of parts such as bulbs, fuses, or connectors may range from $20 to $100. Labor costs at an auto repair shop can typically add an additional $80 to $150 per hour. Overall, the total repair cost for this issue could range from $100 to $300, but it is advisable to obtain a detailed quote from a professional technician based on the specific diagnosis and repair required for your 2018 GMC Sierra.

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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 B260E 2018 GMC Sierra Code

1. What are the common symptoms of OBDII code B260E in a 2018 GMC Sierra related to the Right Daytime Running Lamps Control Circuit?

The common symptoms include the right daytime running lamp not functioning, or flickering unexpectedly.

2. What are the possible causes of OBDII code B260E in a 2018 GMC Sierra?

Possible causes include a faulty daytime running lamp bulb, a wiring issue in the right lamp circuit, or a malfunctioning control module.

3. How can I diagnose the Right Daytime Running Lamps Control Circuit issue in my 2018 GMC Sierra?

Start by visually inspecting the right daytime running lamp for any visible damage. Check the wiring and connectors for any signs of wear or corrosion. Use a multimeter to test the continuity of the circuit.

4. Can a DIY enthusiast repair the OBDII code B260E in a 2018 GMC Sierra?

Depending on the exact cause of the issue, a DIY enthusiast with some electrical knowledge may be able to repair the problem by replacing the faulty component or repairing the wiring.

5. Is it safe to continue driving with the Right Daytime Running Lamps Control Circuit issue in my 2018 GMC Sierra?

It is not recommended to drive with a malfunctioning daytime running lamp, as it can impact visibility and compromise safety, especially during low-light conditions.

6. How much does it typically cost to repair OBDII code B260E in a 2018 GMC Sierra at a professional auto repair shop?

The cost of repair can vary depending on the exact cause of the issue, but it may range from $100 to $300 for parts and labor.

7. Can a faulty control module cause OBDII code B260E in a 2018 GMC Sierra?

Yes, a malfunctioning control module that controls the right daytime running lamp circuit can trigger the B260E code.

8. Are there any recalls or technical service bulletins related to OBDII code B260E in a 2018 GMC Sierra?

It's recommended to check with the manufacturer or a GMC dealership to inquire about any recalls or technical service bulletins related to this specific OBDII code.

9. Will resetting the OBDII system clear the B260E code in a 2018 GMC Sierra?

Resetting the OBDII system may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear.

10. How can I prevent OBDII code B260E from occurring in my 2018 GMC Sierra in the future?

Regularly inspect and maintain the daytime running lamp system, including checking the bulbs, wiring, and connectors for any issues. Address any problems promptly to prevent the recurrence of the B260E code.

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