C0590 GMC Code - Right 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 Right Rear Shock Absorber Actuator, Right Rear Shock Absorber Actuator harness is open or shorted, Right 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
- C0590 GMC indicates Right Rear Shock Absorber Actuator Circuit.
- Common causes
- Common causes include Faulty Right Rear Shock Absorber Actuator, Right Rear Shock Absorber Actuator harness is open or shorted, Right 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.
Code C0590 GMC Description
What are the Possible Causes of the DTC C0590 GMC?
- Faulty Right Rear Shock Absorber Actuator
- Right Rear Shock Absorber Actuator harness is open or shorted
- Right Rear Shock Absorber Actuator circuit poor electrical connection
- Faulty Suspension Control Module
How to Fix the DTC C0590 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.
Code Tech Notes
C0590:02 Right Rear Shock Absorber Actuator Circuit Short to Ground
C0590:04 Right Rear Shock Absorber Actuator Circuit Open
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the C0590 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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Information for Specific GMC Models
- C0590 2014 GMC Sierra — Right Rear Shock Absorber Actuator Circuit
- C0590 2015 GMC Sierra — Right Rear Shock Absorber Actuator Circuit
- C0590 2016 GMC Sierra — Right Rear Shock Absorber Actuator Circuit
- C0590 2017 GMC Sierra — Right Rear Shock Absorber Actuator Circuit
- C0590 2018 GMC Sierra — Right Rear Shock Absorber Actuator Circuit
Frequently Asked Questions about C0590 GMC Code
1. What are the common symptoms of OBDII code C0590 in a GMC related to the right rear shock absorber actuator circuit?
- Common symptoms include a malfunctioning or non-responsive right rear shock absorber, uneven suspension, and possible dashboard warning lights.
2. What are the potential causes of OBDII code C0590 in a GMC indicating a problem with the right rear shock absorber actuator circuit?
- Possible causes may include faulty wiring or connectors, a defective actuator motor, a failed shock absorber, or issues with the control module.
3. How can I diagnose the OBDII code C0590 in my GMC to confirm a right rear shock absorber actuator circuit issue?
- To diagnose the problem, you can use a scan tool to read the code, inspect the wiring and connections, test the actuator motor, and check the shock absorber for proper functioning.
4. Can I continue driving my GMC with OBDII code C0590 related to the right rear shock absorber actuator circuit?
- It is not recommended to drive your vehicle with this code as it may result in compromised suspension performance and safety issues. It's best to address the problem promptly.
5. How can I repair OBDII code C0590 in a GMC associated with the right rear shock absorber actuator circuit?
- The repair process may involve fixing faulty wiring or connectors, replacing the actuator motor or shock absorber, or reprogramming the control module. Consult a professional if needed.
6. Are there any simple checks or maintenance tips to prevent OBDII code C0590 from occurring in my GMC?
- Regularly inspecting the shock absorber system, ensuring proper wiring connections, and addressing any suspension issues promptly can help prevent the occurrence of this code.
7. Is it possible to reset or clear OBDII code C0590 in a GMC without addressing the underlying issue with the right rear shock absorber actuator circuit?
- While you can clear the code temporarily, it will likely reappear until the root cause of the problem is fixed. Clearing the code without resolving the issue is not a recommended solution.
8. How long does it typically take to repair OBDII code C0590 related to the right rear shock absorber actuator circuit in a GMC?
- The repair time can vary depending on the exact cause of the issue and the complexity of the repair needed. It could range from a quick fix to a more involved repair requiring professional assistance.
9. Can a DIY enthusiast with basic automotive knowledge fix OBDII code C0590 in a GMC related to the right rear shock absorber actuator circuit?
- Depending on the specific cause of the code, a DIY enthusiast may be able to address simple issues like loose wiring or connectors. However, more complex repairs may require professional help.
10. What are the potential risks of ignoring OBDII code C0590 indicating a problem with the right rear shock absorber actuator circuit in my GMC?
- Ignoring this code can lead to worsened suspension performance, potential safety hazards while driving, and increased risk of damage to other components in the vehicle. It's crucial to address the issue promptly.
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