C0585 2018 GMC Sierra Code - Left Rear Shock Absorber Actuator Circuit
Quick Answer
The C0585 diagnostic trouble code (DTC) for a 2018 GMC Sierra relates to the Left Rear Shock Absorber Actuator Circuit. Common causes include Faulty shock absorber actuator, Wiring or connector issues in the actuator circuit, Corrosion or damage to the actuator components. 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 GMC Sierra indicates Left Rear Shock Absorber Actuator Circuit.
- Common causes
- Common causes include Faulty shock absorber actuator, Wiring or connector issues in the actuator circuit, Corrosion or damage to the actuator components.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code C0585 2018 GMC Sierra Description
The C0585 diagnostic trouble code (DTC) for a 2018 GMC Sierra relates to the Left Rear Shock Absorber Actuator Circuit. This code indicates a problem with the actuator circuit that controls the left rear shock absorber in the vehicle's suspension system. The shock absorber actuator is responsible for adjusting the damping characteristics of the shock absorber, allowing for better handling, comfort, and stability while driving.
Common Causes of C0585 2018 GMC Sierra
- Faulty shock absorber actuator
- Wiring or connector issues in the actuator circuit
- Corrosion or damage to the actuator components
- Electronic control module (ECM) malfunction
- Poor electrical connections or grounds
Symptoms of C0585 2018 GMC Sierra
- Rough or bumpy ride
- Excessive bouncing or dipping when going over bumps
- Uneven tire wear
- Reduced stability and control while driving
- Illumination of the "Service Suspension System" warning light on the dashboard
How to Fix C0585 2018 GMC Sierra
- Begin by conducting a thorough inspection of the shock absorber actuator circuit, checking for any visible damage, corrosion, or loose connections.
- Use a multimeter to test the continuity and voltage of the circuit to pinpoint any electrical issues.
- If necessary, replace the left rear shock absorber actuator with a new, OEM-quality part.
- Clear the DTC from the vehicle's onboard computer using a diagnostic scan tool.
- Test drive the vehicle to ensure that the issue has been resolved and that the suspension system is functioning properly.
Cost to Fix C0585 2018 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. In general, replacing the shock absorber actuator itself can range from $200 to $500, with additional costs for diagnostic time and labor. Overall, you can expect to pay anywhere from $300 to $800 for this repair, but it's advisable to obtain quotes from local auto repair shops for a more accurate estimate. Keep in mind that rates may vary based on location, vehicle make and model, and other factors.
Tech Notes for C0585 2018 GMC Sierra
C0585:02 Left Rear Shock Absorber Actuator Circuit Short to Ground
C0585:04 Left Rear Shock Absorber Actuator Circuit Open
Need more information about the C0585 2018 GMC Sierra code?
Need more information on how to fix the C0585 2018 GMC Sierra code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the C0585 2018 GMC Sierra code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about C0585 2018 GMC Sierra Code
1. What does the OBDII code C0585 mean on a 2018 GMC Sierra?
The C0585 code indicates a problem with the Left Rear Shock Absorber Actuator Circuit in the Sierra's suspension system.
2. What are the common symptoms of a C0585 code?
Symptoms may include a rough ride, reduced suspension performance, warning lights on the dashboard, or a Service Suspension System message.
3. What causes the C0585 code to be triggered?
Common causes include a faulty shock absorber actuator, damaged wiring or connectors in the circuit, or a malfunctioning suspension control module.
4. How do I diagnose the C0585 code?
Start by inspecting the left rear shock absorber actuator, checking for damaged wiring or loose connections. Use a scan tool to test the actuator and related circuits.
5. Can I keep driving with the C0585 code active?
While the vehicle might still be drivable, the suspension may not perform optimally, leading to a less comfortable or stable ride. Prompt repair is recommended.
6. How do I fix the C0585 code on a 2018 GMC Sierra?
Repairs may involve replacing the left rear shock absorber actuator, repairing damaged wiring, or reprogramming/resetting the suspension control module.
7. How much does it cost to repair a C0585 code?
Repair costs can vary, but replacing the shock absorber actuator typically ranges from $200 to $500, depending on labor and parts.
8. Can a bad suspension control module cause the C0585 code?
Yes, a malfunctioning suspension control module can send incorrect signals or fail to communicate with the actuator, triggering this code.
9. Is the C0585 code specific to the left rear shock absorber?
Yes, the C0585 code specifically refers to an issue in the Left Rear Shock Absorber Actuator Circuit.
10. Can I clear the C0585 code without fixing the problem?
You can clear the code with a scan tool, but it will likely return if the underlying issue is not resolved.
Discuss the causes and fixes for C0585 2018 GMC Sierra OBDII Code
Code C0585 2018 GMC Sierra comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.