AutoCodes – Chevrolet – C0585 2018 Chevrolet Silverado

C0585 2018 Chevrolet Silverado Code - Left Rear Shock Absorber Actuator Circuit

Quick Answer

The Suspension Control Module commands variable levels of current to each shock absorber actuator in response to rough road, braking, or abrupt steering maneuver driving conditions. Common causes include Faulty Left Rear Shock Absorber Actuator, Left Rear Shock Absorber Actuator harness is open or shorted, Left Rear Shock Absorber Actuator 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: C0585 2018 Chevrolet Silverado indicates Left Rear Shock Absorber Actuator Circuit.
Common causes: Common causes include Faulty Left Rear Shock Absorber Actuator, Left Rear Shock Absorber Actuator harness is open or shorted, Left Rear Shock Absorber Actuator 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 202

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 16, 2023

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code C0585 2018 Chevrolet Silverado Description

The Suspension Control Module commands variable levels of current to each shock absorber actuator in response to rough road, braking, or abrupt steering maneuver driving conditions. The current variation is performed by pulse width modulation (PWM) of the system voltage. The Suspension Control Module continuously measures the actual current of each actuator. When a deviation between commanded and actual current is detected, a Diagnostic Trouble Code (DTC) is set.

OBDII Code C0585 2018 Chevrolet Silverado - Left Rear Shock Absorber Actuator Circuit - AutoCodes.com — C0585 2018 Chevrolet Silverado Code - Left Rear Shock Absorber Actuator Circuit

What does this mean?

What are the Possible Causes of the DTC C0585 2018 Chevrolet Silverado?

Faulty Left Rear Shock Absorber Actuator
Left Rear Shock Absorber Actuator harness is open or shorted
Left Rear Shock Absorber Actuator circuit poor electrical connection
Faulty Suspension Control Module

How to Fix the DTC C0585 2018 Chevrolet Silverado?

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 does this mean?

Code Tech Notes

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

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C0585 2018 Chevrolet Silverado 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.

Need more information about the C0585 2018 Chevrolet Silverado code?

Need more information on how to fix the C0585 2018 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C0585 2018 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area

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 2018 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code C0585 in a 2018 Chevrolet Silverado?

The common symptoms of OBDII code C0585 in a 2018 Chevrolet Silverado include issues with the left rear shock absorber actuator, such as a malfunctioning or inoperative actuator.

2. What does the OBDII code C0585 in a 2018 Chevrolet Silverado indicate?

OBDII code C0585 in a 2018 Chevrolet Silverado indicates a problem with the left rear shock absorber actuator circuit.

3. What are the possible causes of OBDII code C0585 in a 2018 Chevrolet Silverado?

Possible causes of OBDII code C0585 in a 2018 Chevrolet Silverado include a faulty shock absorber actuator, damaged wiring or connectors, or a malfunctioning control module.

4. How can I diagnose the issue related to OBDII code C0585 in my 2018 Chevrolet Silverado?

Diagnosing the issue related to OBDII code C0585 in a 2018 Chevrolet Silverado involves inspecting the left rear shock absorber actuator, checking the wiring and connectors for damage, and using a diagnostic tool to scan for error codes.

5. Can I continue driving my 2018 Chevrolet Silverado with OBDII code C0585?

It is not recommended to continue driving your 2018 Chevrolet Silverado with OBDII code C0585, as it can affect the performance and stability of the vehicle, especially in situations requiring shock absorption.

6. How can I repair OBDII code C0585 in my 2018 Chevrolet Silverado?

Repairing OBDII code C0585 in a 2018 Chevrolet Silverado may involve replacing the left rear shock absorber actuator, repairing damaged wiring or connectors, or resetting the control module after fixing the issue.

7. Is it possible to reset the OBDII code C0585 in a 2018 Chevrolet Silverado without repairing the underlying issue?

While it is possible to clear the OBDII code C0585 in a 2018 Chevrolet Silverado temporarily, the underlying issue causing the code will persist until properly repaired.

8. How much does it typically cost to repair OBDII code C0585 in a 2018 Chevrolet Silverado?

The cost to repair OBDII code C0585 in a 2018 Chevrolet Silverado can vary depending on the specific issue, parts needed, and labor costs, but it is advisable to consult a professional for an accurate estimate.

9. Can a DIY enthusiast fix OBDII code C0585 in a 2018 Chevrolet Silverado?

While some DIY enthusiasts may have the skills to diagnose and repair OBDII code C0585 in a 2018 Chevrolet Silverado, it is recommended to seek professional help for more complex issues to ensure proper and safe repairs.

10. How often does OBDII code C0585 occur in a 2018 Chevrolet Silverado?

OBDII code C0585 in a 2018 Chevrolet Silverado may occur infrequently, but when it does, it should be addressed promptly to prevent further damage and ensure the vehicle's optimal performance.