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Engine-Codes – GMC – C0585 2014 GMC Sierra

C0585 2014 GMC Sierra Code - Left Rear Shock Absorber Actuator Circuit

Quick Answer

The C0585 diagnostic trouble code (DTC) for a 2014 GMC Sierra indicates a problem with the left rear shock absorber actuator circuit. Common causes include Faulty shock absorber actuator, Wiring harness damage or corrosion, Sensor malfunction. 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
C0585 2014 GMC Sierra indicates Left Rear Shock Absorber Actuator Circuit.
Common causes
Common causes include Faulty shock absorber actuator, Wiring harness damage or corrosion, Sensor malfunction.
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 15, 2024
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Code C0585 2014 GMC Sierra Description

The C0585 diagnostic trouble code (DTC) for a 2014 GMC Sierra indicates a problem with the left rear shock absorber actuator circuit. In vehicles equipped with electronic suspension systems, shock absorber actuators are responsible for adjusting the damping characteristics of the shock absorbers to optimize ride comfort and handling. The actuator circuit controls the operation of the shock absorber, allowing it to adjust to changing road conditions in real-time.

OBDII Code C0585 2014 GMC Sierra - Left Rear Shock Absorber Actuator Circuit
C0585 2014 GMC Sierra Code - Left Rear Shock Absorber Actuator Circuit

Common Causes of C0585 2014 GMC Sierra

  1. Faulty shock absorber actuator
  2. Wiring harness damage or corrosion
  3. Sensor malfunction
  4. Control module failure
  5. Poor electrical connections

Symptoms of C0585 2014 GMC Sierra

  1. Rough or bumpy ride quality
  2. Excessive bouncing or bottoming out
  3. Uneven tire wear
  4. Dashboard warning light illuminated
  5. Decreased stability and control while driving

How to Fix C0585 2014 GMC Sierra

  1. Diagnose the issue using a scan tool to pinpoint the exact cause of the fault.
  2. Inspect the wiring harness for any damage or corrosion, repairing or replacing as necessary.
  3. Test the shock absorber actuator and sensor for proper functionality, replacing any faulty components.
  4. Clear the DTC and reset the system to ensure proper operation.
  5. Test drive the vehicle to verify that the issue has been resolved and that the system is functioning correctly.

Cost to Fix C0585 2014 GMC Sierra

The cost of repairing a left rear shock absorber actuator circuit issue can vary depending on the specific cause of the problem and the labor rates in your area. On average, you can expect to pay anywhere from $200 to $600 for parts and labor. Keep in mind that diagnostic time and labor rates can fluctuate, so it's best to consult with a local auto repair shop for a more accurate estimate based on your vehicle's make and model.

What does this mean?

Tech Notes for C0585 2014 GMC Sierra

C0585:01 Left Rear Shock Absorber Actuator Circuit Short to Battery

C0585:02 Left Rear Shock Absorber Actuator Circuit Short to Ground

C0585:04 Left Rear Shock Absorber Actuator Circuit Open

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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 C0585 2014 GMC Sierra Code

1. What are the common symptoms of OBDII code C0585 in a 2014 GMC Sierra?

The common symptoms of OBDII code C0585 in a 2014 GMC Sierra include a malfunctioning left rear shock absorber, noticeable changes in the vehicle's ride quality, and potential issues with the vehicle's stability and handling.

2. What does the OBDII code C0585 indicate in a 2014 GMC Sierra?

OBDII code C0585 in a 2014 GMC Sierra indicates a fault in the Left Rear Shock Absorber Actuator Circuit.

3. What are the possible causes of OBDII code C0585 in a 2014 GMC Sierra?

Possible causes of OBDII code C0585 in a 2014 GMC Sierra include a faulty shock absorber actuator, damaged wiring or connectors in the circuit, or issues with the shock absorber control module.

4. How can I diagnose the OBDII code C0585 in a 2014 GMC Sierra?

Diagnosing OBDII code C0585 in a 2014 GMC Sierra typically involves using a scan tool to retrieve the trouble codes, inspecting the shock absorber actuator and related components for visible damage, and testing the circuit for continuity and proper operation.

5. Is it safe to continue driving a 2014 GMC Sierra with OBDII code C0585?

It is not recommended to continue driving a 2014 GMC Sierra with OBDII code C0585, as it can affect the vehicle's stability and handling, potentially leading to unsafe driving conditions.

6. How can I repair OBDII code C0585 in a 2014 GMC Sierra?

Repairing OBDII code C0585 in a 2014 GMC Sierra may involve replacing the left rear shock absorber actuator, repairing or replacing damaged wiring or connectors, and resetting the fault codes using a scan tool.

7. Can I reset the OBDII code C0585 in a 2014 GMC Sierra by disconnecting the battery?

While disconnecting the battery may reset the codes temporarily, it is not a recommended method to address OBDII code C0585 in a 2014 GMC Sierra. Proper diagnosis and repair of the underlying issue are necessary to prevent the code from reoccurring.

8. How much does it typically cost to repair OBDII code C0585 in a 2014 GMC Sierra?

The cost to repair OBDII code C0585 in a 2014 GMC Sierra can vary depending on the specific cause of the issue, the labor rates in your area, and whether you choose to repair it yourself or take it to a professional mechanic.

9. Can OBDII code C0585 in a 2014 GMC Sierra cause other problems if left unaddressed?

If left unaddressed, OBDII code C0585 in a 2014 GMC Sierra can cause further damage to the shock absorber system, affect the vehicle's ride comfort and handling, and potentially trigger additional warning lights or fault codes.

10. How long does it take to repair OBDII code C0585 in a 2014 GMC Sierra?

The repair time for OBDII code C0585 in a 2014 GMC Sierra can vary depending on the extent of the issue and the availability of parts. In general, it may take a few hours to a full day to diagnose and repair the problem.

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