C0658 GMC Code - Level Control Compressor Circuit High
Quick Answer
The C0658 code for GMC vehicles specifically relates to an issue with the Level Control Compressor Circuit being too high. Common causes include Faulty compressor relay, Short circuit in the wiring, Malfunctioning compressor. 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
- C0658 GMC indicates Level Control Compressor Circuit High.
- Common causes
- Common causes include Faulty compressor relay, Short circuit in the wiring, Malfunctioning compressor.
- 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 C0658 GMC Description
The C0658 code for GMC vehicles specifically relates to an issue with the Level Control Compressor Circuit being too high. This circuit is responsible for controlling the air suspension system, which helps to maintain a comfortable and stable ride by adjusting the vehicle's ride height and damping characteristics. When the compressor circuit is reading as high, it means that there is an electrical fault or malfunction within the system that is causing the compressor to operate at a higher output than intended.
Common Causes of C0658 GMC
- Faulty compressor relay
- Short circuit in the wiring
- Malfunctioning compressor
- Issues with the control module
- Electrical issues within the system
Symptoms of C0658 GMC
- Rough or bumpy ride quality
- Abnormal or uneven ride height
- Warning light illuminated on the dashboard
- Compressor running continuously
- Air suspension system not responding to adjustments
How to Fix C0658 GMC
- Begin by conducting a thorough inspection of the air suspension system, checking for any visible damage or loose connections.
- Use a diagnostic scanner to retrieve the specific trouble codes and pinpoint the exact source of the issue.
- Test the compressor relay, wiring, and control module for proper functionality, replacing any components that are found to be faulty.
- Clear the trouble codes from the system's memory and test the air suspension system to ensure that the issue has been resolved.
- If necessary, recalibrate the system to ensure proper operation and ride quality.
Cost to Fix C0658 GMC
The typical repair costs for addressing a Level Control Compressor Circuit High code can vary depending on the exact cause of the issue and the specific components that need to be replaced. In general, you can expect to pay anywhere from $200 to $500 for parts and labor. Keep in mind that the diagnosis time and labor rates at auto repair shops can vary, so it's a good idea to get quotes from multiple shops in your area to ensure you're getting a fair price.
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Frequently Asked Questions about C0658 GMC Code
1. What are the common symptoms of OBDII code C0658 GMC?
- Common symptoms include issues with the vehicle's suspension system, such as uneven ride height, a sagging rear end, or a noisy compressor.
2. What are the possible causes of OBDII code C0658 GMC?
- The code C0658 indicates a fault in the Level Control Compressor Circuit High, which can be caused by a malfunctioning compressor, damaged wiring, or a faulty compressor relay.
3. How can I diagnose the cause of OBDII code C0658 GMC?
- Diagnosing the cause typically involves checking the compressor for proper operation, inspecting the wiring for any damage or corrosion, and testing the compressor relay for functionality.
4. Can I still drive my vehicle with OBDII code C0658 GMC?
- It is not recommended to drive the vehicle with this code present, as it can affect the suspension system's performance and potentially lead to further damage.
5. How can I repair OBDII code C0658 GMC?
- Repairing the code usually involves replacing a faulty compressor, repairing damaged wiring, or replacing a malfunctioning compressor relay.
6. Is it safe to reset the OBDII code C0658 GMC without fixing the issue?
- It is not recommended to reset the code without addressing the underlying problem, as it will likely reappear and may cause further issues with the suspension system.
7. Can a DIY enthusiast fix OBDII code C0658 GMC?
- While some aspects of diagnosing and repairing this code can be done by a DIY enthusiast, it is recommended to consult a professional mechanic for a proper diagnosis and repair.
8. How much does it typically cost to repair OBDII code C0658 GMC?
- The cost of repair can vary depending on the specific cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.
9. Will fixing OBDII code C0658 GMC improve my vehicle's ride quality?
- Yes, addressing this code and repairing the issue with the level control compressor circuit can help restore proper suspension function and improve ride quality.
10. How often does OBDII code C0658 GMC occur in GMC vehicles?
- The occurrence of this code can vary, but it is relatively common in GMC vehicles with air suspension systems, especially in older models or those with high mileage.
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