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Engine-Codes – GMC – C0267 GMC

C0267 GMC Code - Low Brake Fluid Indicated

Quick Answer

The C0267 GMC code indicates that the vehicle's low brake fluid level is detected by the brake system's electronic control unit (ECU). Common causes include Brake fluid leak due to a damaged brake line, hose, or seal, Evaporation of brake fluid over time due to a leak or improper maintenance, Worn brake pads or shoes leading to fluid displacement. 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
C0267 GMC indicates Low Brake Fluid Indicated.
Common causes
Common causes include Brake fluid leak due to a damaged brake line, hose, or seal, Evaporation of brake fluid over time due to a leak or improper maintenance, Worn brake pads or shoes leading to fluid displacement.
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 06, 2024
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Code C0267 GMC Description

The C0267 GMC code indicates that the vehicle's low brake fluid level is detected by the brake system's electronic control unit (ECU). Brake fluid is essential for the proper functioning of the braking system, as it transmits the force from the brake pedal to the brake pads or shoes to slow down or stop the vehicle. When the brake fluid level is low, it can lead to reduced braking performance, longer stopping distances, and potentially dangerous driving conditions. If not addressed promptly, low brake fluid can cause damage to the brake components and compromise the safety of the vehicle.

OBDII Code C0267 GMC - Low Brake Fluid Indicated
C0267 GMC Code - Low Brake Fluid Indicated

Common Causes of C0267 GMC

  1. Brake fluid leak due to a damaged brake line, hose, or seal
  2. Evaporation of brake fluid over time due to a leak or improper maintenance
  3. Worn brake pads or shoes leading to fluid displacement
  4. Faulty brake master cylinder causing fluid loss
  5. Overheating of the brake system leading to fluid expansion and leakage

Symptoms of C0267 GMC

  1. Illumination of the brake warning light on the dashboard
  2. Soft or spongy brake pedal feel
  3. Increased brake pedal travel before brakes engage
  4. Squealing or grinding noise when applying the brakes
  5. Reduced braking efficiency or longer stopping distances

How to Fix C0267 GMC

  1. Check the brake fluid level in the reservoir and top it up with the manufacturer-recommended brake fluid.
  2. Inspect the entire brake system for leaks, damaged components, or worn brake pads/shoes.
  3. Repair any leaks by replacing damaged brake lines, hoses, seals, or the brake master cylinder.
  4. Bleed the brake system to remove air bubbles and ensure proper brake fluid circulation.
  5. Test the brakes to verify proper operation and refill the brake fluid reservoir as needed.

Cost to Fix C0267 GMC

The typical repair costs for addressing a low brake fluid issue can range from $100 to $300, depending on the extent of the problem and the specific repairs needed. This estimate includes the cost of brake fluid, replacement parts, and labor charges. It's important to note that the actual costs may vary based on the vehicle's make and model, the location of the repair shop, and the severity of the issue. Additionally, diagnosis time and labor rates can influence the final repair bill, so it's recommended to obtain quotes from several reputable auto repair shops before proceeding with the repairs.

What does this mean?

Tech Notes for C0267 GMC





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Information for Specific GMC Models

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 C0267 GMC Code

1. What are the common symptoms of OBDII code C0267 GMC (Low Brake Fluid Indicated)?

The common symptoms include the illumination of the brake warning light on the dashboard and a message indicating low brake fluid level.

2. What are the possible causes of OBDII code C0267 GMC (Low Brake Fluid Indicated)?

The code C0267 typically indicates a faulty brake fluid level sensor, low brake fluid level, or a wiring issue in the brake fluid level sensor circuit.

3. How can I diagnose the cause of OBDII code C0267 GMC (Low Brake Fluid Indicated)?

You can start by visually inspecting the brake fluid level in the reservoir and checking the wiring and connections to the brake fluid level sensor. Using a multimeter to test the sensor can also help pinpoint the issue.

4. Can driving with OBDII code C0267 GMC (Low Brake Fluid Indicated) be dangerous?

Driving with low brake fluid can be dangerous as it may lead to a loss of brake pressure and compromised braking performance. It is recommended to address the issue promptly.

5. How can I repair OBDII code C0267 GMC (Low Brake Fluid Indicated)?

Depending on the cause, you may need to replace the brake fluid level sensor, refill the brake fluid reservoir, or repair any damaged wiring in the sensor circuit. Clearing the code after the repair is essential.

6. Are there any DIY tips for addressing OBDII code C0267 GMC (Low Brake Fluid Indicated)?

If you are comfortable working on your vehicle, you can start by checking the brake fluid level and sensor connection. However, for accurate diagnosis and repair, it's best to consult a professional mechanic.

7. Is it necessary to reset the OBDII code C0267 GMC (Low Brake Fluid Indicated) after repairing the issue?

Yes, it is essential to clear the trouble code using an OBDII scanner after addressing the root cause. This will turn off the warning light on the dashboard.

8. How much does it typically cost to repair OBDII code C0267 GMC (Low Brake Fluid Indicated)?

The cost of repairing this code can vary depending on the cause of the issue and labor rates in your area. Replacing the brake fluid level sensor or topping up brake fluid are relatively affordable fixes.

9. Can extreme weather conditions affect OBDII code C0267 GMC (Low Brake Fluid Indicated)?

Extreme heat or cold can potentially impact the brake fluid level sensor's performance and trigger the code. It's important to keep an eye on the brake fluid level during such conditions.

10. Will OBDII code C0267 GMC (Low Brake Fluid Indicated) cause my vehicle to fail an emissions test?

While this code is related to the brake system and not emissions, it is still important to address it as it can affect the safety and performance of your vehicle.

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