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Engine-Codes – GMC – C1264 GMC

C1264 GMC Code - Right Front Outlet Valve Solenoid Malfunction

Quick Answer

The C1264 GMC code indicates a malfunction in the right front outlet valve solenoid of the vehicle's braking system. Common causes include Electrical failure in the solenoid, Mechanical issues with the solenoid valve, Wiring problems in the brake system. 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
C1264 GMC indicates Right Front Outlet Valve Solenoid Malfunction.
Common causes
Common causes include Electrical failure in the solenoid, Mechanical issues with the solenoid valve, Wiring problems in the brake system.
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 16, 2024
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Code C1264 GMC Description

The C1264 GMC code indicates a malfunction in the right front outlet valve solenoid of the vehicle's braking system. The solenoid is responsible for controlling the flow of brake fluid to the right front brake caliper, which is crucial for proper braking performance. When this solenoid malfunctions, it can lead to issues with brake operation, potentially affecting the vehicle's overall safety and performance.

OBDII Code C1264 GMC - Right Front Outlet Valve Solenoid Malfunction
C1264 GMC Code - Right Front Outlet Valve Solenoid Malfunction

Common Causes of C1264 GMC

  1. Electrical failure in the solenoid
  2. Mechanical issues with the solenoid valve
  3. Wiring problems in the brake system
  4. Faulty brake control module
  5. Blockages in the hydraulic system affecting the solenoid

Symptoms of C1264 GMC

  1. Illumination of the ABS warning light on the dashboard
  2. Increased stopping distance when applying the brakes
  3. Uneven braking between the right front wheel and other wheels
  4. Loss of brake pedal feel or sponginess
  5. Strange noises coming from the right front brake area during braking

How to Fix C1264 GMC

  1. Begin by conducting a thorough inspection of the right front outlet valve solenoid to identify the root cause of the malfunction.
  2. Test the electrical connections and wiring associated with the solenoid to ensure proper functionality.
  3. If the solenoid is found to be faulty, replace it with a new, OEM-quality part to restore proper brake operation.
  4. Clear the diagnostic trouble codes from the vehicle's system using a scan tool to reset the ABS warning light.
  5. Conduct a complete brake system test to verify that the issue has been resolved and ensure the proper functioning of the braking system.

Cost to Fix C1264 GMC

The typical repair costs for addressing a C1264 GMC code related to the right front outlet valve solenoid malfunction can range from $200 to $500, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It's advisable to check local rates for a more precise estimate before proceeding with the repair.

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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 C1264 GMC Code

1. What are the common symptoms of OBDII code C1264 GMC?

The common symptoms of code C1264 GMC include the ABS warning light coming on, potential loss of ABS functionality, and issues with braking performance.

2. What causes the Right Front Outlet Valve Solenoid malfunction (C1264) in a GMC vehicle?

The most common causes of the C1264 code in a GMC vehicle are a faulty right front outlet valve solenoid, wiring issues, or a problem with the ABS control module.

3. How can I diagnose the Right Front Outlet Valve Solenoid malfunction (C1264) in my GMC?

Diagnosing the C1264 code involves using a scan tool to retrieve the code, checking the wiring and connections to the right front outlet valve solenoid, and testing the solenoid itself for proper operation.

4. Can I still drive my GMC with the C1264 code present?

It is not recommended to drive your GMC with the C1264 code present, as it can affect the ABS system and compromise your vehicle's braking performance and safety.

5. How do I repair the Right Front Outlet Valve Solenoid malfunction (C1264) in my GMC?

Repairing the C1264 code typically involves replacing the faulty right front outlet valve solenoid, addressing any wiring issues, and clearing the code with a scan tool.

6. Are there any DIY tips for fixing the C1264 code in a GMC?

While some may attempt to replace the right front outlet valve solenoid themselves, it is recommended to have this repair done by a qualified mechanic to ensure proper installation and functioning of the ABS system.

7. How much does it cost to repair the C1264 code in a GMC?

The cost of repairing the C1264 code in a GMC can vary depending on the extent of the issue, parts needed, and labor costs. It is advisable to obtain quotes from different repair shops.

8. Can a faulty ABS control module cause the C1264 code in a GMC?

Yes, a faulty ABS control module can potentially trigger the C1264 code in a GMC by affecting the operation of the right front outlet valve solenoid.

9. Will the C1264 code reset on its own after repair?

After repairing the issue causing the C1264 code, it is recommended to use a scan tool to clear the code from the vehicle's system to reset the ABS warning light.

10. Is it safe to ignore the C1264 code in my GMC?

Ignoring the C1264 code can result in compromised ABS functionality, affecting your vehicle's braking performance and safety. It is best to address the issue promptly to ensure proper operation of the ABS system.

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