B2699 2014 GMC Sierra Code - Right Headlamp Control Circuit
Quick Answer
The B2699 diagnostic trouble code (DTC) for a 2014 GMC Sierra relates to the right headlamp control circuit. Common causes include Faulty headlamp control module, Damaged wiring or connectors in the headlamp circuit, Defective headlight switch. 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 2014 GMC Sierra indicates Right Headlamp Control Circuit.
- Common causes
- Common causes include Faulty headlamp control module, Damaged wiring or connectors in the headlamp circuit, Defective headlight switch.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code B2699 2014 GMC Sierra Description
The B2699 diagnostic trouble code (DTC) for a 2014 GMC Sierra relates to the right headlamp control circuit. This code indicates that there is a malfunction in the circuit that controls the right headlamp, which can lead to issues with the headlight's operation. The headlamp control circuit is responsible for regulating the power supply to the right headlamp, allowing it to turn on and off as needed. When this circuit malfunctions, it can result in the headlamp not functioning properly, affecting visibility while driving at night or in low-light conditions.
Common Causes of B2699 2014 GMC Sierra
- Faulty headlamp control module
- Damaged wiring or connectors in the headlamp circuit
- Defective headlight switch
- Malfunctioning body control module
- Water intrusion or corrosion in the headlamp assembly
Symptoms of B2699 2014 GMC Sierra
- Right headlamp not turning on or flickering
- Dim or uneven headlight output
- Headlight turning on and off intermittently
- Dashboard warning light indicating headlamp issue
How to Fix B2699 2014 GMC Sierra
- Begin by inspecting the headlamp assembly, wiring, and connectors for any visible damage or corrosion.
- Test the headlamp control module and headlight switch for proper functionality using a multimeter.
- Check the body control module for any error codes related to the headlamp control circuit.
- Replace any damaged components, such as the headlamp control module, wiring, or connectors.
- Clear the DTC and test the headlamp to ensure it is functioning correctly.
Cost to Fix B2699 2014 GMC Sierra
The typical repair costs for addressing a B2699 code on a 2014 GMC Sierra can vary depending on the specific cause of the issue. In general, replacing a faulty headlamp control module or repairing damaged wiring can range from $150 to $500, including parts and labor. However, additional costs may apply if other components need to be replaced or if further diagnosis is required. It's recommended to consult with a qualified mechanic or auto repair shop for a more accurate estimate based on the specific circumstances of the vehicle. Keep in mind that labor rates can vary between different locations and types of repair facilities.
Tech Notes for B2699 2014 GMC Sierra
B2699:02 Right Headlamp Control Circuit Short to Ground
B2699:04 Right Headlamp Control Circuit Open
Need more information about the B2699 2014 GMC Sierra code?
Need more information on how to fix the B2699 2014 GMC Sierra code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the B2699 2014 GMC Sierra code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about B2699 2014 GMC Sierra Code
1. What does the OBDII code B2699 mean on a 2014 GMC Sierra?
The code B2699 indicates an issue with the right headlamp control circuit, where the system detects a fault in controlling the headlamp's operation.
2. What are common symptoms of the B2699 code?
Typical symptoms include the right headlamp not working, flickering, or failing to turn on, and possibly a warning light on the dashboard.
3. What causes the B2699 code to appear?
This code is commonly caused by a faulty headlamp bulb, damaged wiring, a defective headlamp control module, or corroded connectors in the circuit.
4. Can a blown headlamp bulb trigger the B2699 code?
Yes, a blown or faulty bulb can disrupt the circuit and trigger the code.
5. How do you diagnose the B2699 code?
Diagnosis involves visually inspecting the headlamp bulb, wiring, and connectors, followed by testing the circuit for voltage and continuity using a multimeter.
6. Is the B2699 code a serious issue?
While it may not affect vehicle performance, it compromises visibility and safety, especially during nighttime driving, and should be addressed promptly.
7. How can you fix the B2699 code on a 2014 GMC Sierra?
Repairs may include replacing a faulty headlamp bulb, repairing damaged wiring, cleaning corroded connectors, or replacing the headlamp control module.
8. Can bad wiring cause the B2699 code?
Yes, damaged or shorted wiring can disrupt the headlamp circuit and trigger the code.
9. Do you need to reset the code after repairs?
Yes, after completing the repairs, use an OBDII scanner to clear the code and verify that the issue is resolved.
10. Can water intrusion cause the B2699 code?
Yes, water intrusion into the headlamp assembly or connectors can cause corrosion and circuit issues leading to this code.
Discuss the causes and fixes for B2699 2014 GMC Sierra OBDII Code
Code B2699 2014 GMC Sierra comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.