AutoCodes – GMC – C0065 GMC

C0065 GMC Code - Left Front ABS Solenoid 2 Circuit Malfunction

Quick Answer

The inlet and outlet valve solenoid circuits are supplied with battery power when the ignition is in the ON position. Common causes include Faulty Left Front ABS Solenoid, Left Front ABS Solenoid harness is open or shorted, Left Front ABS Solenoid 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
C0065 GMC indicates Left Front ABS Solenoid 2 Circuit Malfunction.
Common causes
Common causes include Faulty Left Front ABS Solenoid, Left Front ABS Solenoid harness is open or shorted, Left Front ABS Solenoid 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.
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Code Popularity 3,589
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 02, 2020
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Code C0065 GMC Description

The inlet and outlet valve solenoid circuits are supplied with battery power when the ignition is in the ON position. The electronic brake control module (EBCM) controls the valve functions by grounding the circuit when necessary.
OBDII Code C0065 GMC - Left Front ABS Solenoid 2 Circuit Malfunction - AutoCodes.com
C0065 GMC Code - Left Front ABS Solenoid 2 Circuit Malfunction

What are the Possible Causes of the DTC C0065 GMC?

  • Faulty Left Front ABS Solenoid
  • Left Front ABS Solenoid harness is open or shorted
  • Left Front ABS Solenoid circuit poor electrical connection

How to Fix the DTC C0065 GMC?

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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C0065 GMC 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.

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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 C0065 GMC Code

1. What are the common symptoms of OBDII code C0065 GMC (Left Front ABS Solenoid 2 Circuit Malfunction)?

The common symptoms include the ABS warning light illuminating on the dashboard, reduced braking performance, and potential activation of the vehicle's traction control system.

2. What are the possible causes of OBDII code C0065 GMC?

Possible causes of this code include a faulty ABS solenoid, damaged wiring or connectors in the left front ABS circuit, or issues with the ABS control module.

3. How can I diagnose the OBDII code C0065 GMC?

Diagnosing this code involves using a diagnostic scan tool to retrieve the fault codes, conducting a visual inspection of the left front ABS solenoid and its wiring, and performing tests to check the solenoid's operation.

4. Can I continue driving with OBDII code C0065 GMC active?

It is not recommended to drive with this code active, as it can affect the proper functioning of the ABS system and compromise the vehicle's safety during braking.

5. How can I repair OBDII code C0065 GMC?

Repairing this code typically involves replacing the faulty left front ABS solenoid, repairing any damaged wiring or connectors, and clearing the fault codes with a diagnostic tool.

6. Are there any DIY tips for fixing OBDII code C0065 GMC?

While some basic diagnostics can be done by DIY enthusiasts, it is recommended to have a qualified mechanic address this issue due to the complexity of the ABS system.

7. How much does it cost to repair OBDII code C0065 GMC at a repair shop?

The cost of repairing this code can vary depending on the extent of the issue, but it typically ranges from $200 to $500 including parts and labor.

8. Can weather conditions affect the triggering of OBDII code C0065 GMC?

Extreme weather conditions, particularly moisture or corrosion, can exacerbate issues with the ABS solenoid circuit and potentially trigger this fault code.

9. Will OBDII code C0065 GMC cause a vehicle to fail an emissions test?

This code is related to the ABS system and does not directly impact emissions, so it should not cause a vehicle to fail an emissions test.

10. How long does it usually take to repair OBDII code C0065 GMC?

The repair time for this code can vary depending on the specific issue and the availability of parts, but it typically takes a few hours to a full day at a repair shop.

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