P0658 GMC Code - Actuator High Control Circuit Group 1 Low Voltage
Quick Answer
The P0658 GMC code indicates a problem with the Actuator High Control Circuit Group 1 having low voltage. Common causes include Faulty actuator, Damaged wiring or connectors in the actuator circuit, Failed control module. 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
- P0658 GMC indicates Actuator High Control Circuit Group 1 Low Voltage.
- Common causes
- Common causes include Faulty actuator, Damaged wiring or connectors in the actuator circuit, Failed control module.
- 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 P0658 GMC Description
The P0658 GMC code indicates a problem with the Actuator High Control Circuit Group 1 having low voltage. In simpler terms, this means that there is an issue with the electrical circuit that controls an actuator in the vehicle, which is not receiving enough power. This can have various implications for the vehicle's performance, depending on the specific system affected by the actuator. Actuators are devices that convert electrical signals into mechanical movements, often used in systems like the engine, transmission, or HVAC.
Common Causes of P0658 GMC
- Faulty actuator
- Damaged wiring or connectors in the actuator circuit
- Failed control module
- Low battery voltage affecting the actuator circuit
- Corrosion or poor connections in the electrical system
Symptoms of P0658 GMC
- Engine stalling or rough idling
- Reduced acceleration or power
- Illuminated Check Engine Light
- Problems with shifting gears (in case of transmission actuator issue)
- HVAC system not responding correctly to temperature adjustments
How to Fix P0658 GMC
- Use a diagnostic scanner to retrieve the trouble code and identify the specific actuator and circuit affected.
- Inspect the wiring and connectors for any damage or corrosion, repairing or replacing as necessary.
- Test the actuator and control module for proper functionality, replacing them if found to be faulty.
- Check the battery voltage and ensure it is within the recommended range for the actuator circuit.
- Clear the trouble code and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P0658 GMC
The cost of repairing a P0658 GMC code can vary depending on the specific cause of the issue and the parts that need to be replaced. On average, the repair costs for this type of problem can range from $150 to $500, including parts and labor. However, it's essential to keep in mind that labor rates at auto repair shops can vary significantly, so it's advisable to check with local shops for a more accurate estimate based on your location and vehicle model.
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Information for Specific GMC Models
- P0658 2014 GMC Sierra — Actuator High Control Circuit Group 1 Low Voltage
- P0658 2015 GMC Sierra — Actuator High Control Circuit Group 1 Low Voltage
- P0658 2016 GMC Sierra — Actuator High Control Circuit Group 1 Low Voltage
- P0658 2017 GMC Sierra — Actuator High Control Circuit Group 1 Low Voltage
- P0658 2018 GMC Sierra — Actuator High Control Circuit Group 1 Low Voltage
Frequently Asked Questions about P0658 GMC Code
What does OBDII code P0658 mean for a GMC vehicle?
Code P0658 indicates a low voltage condition in the Actuator High Control Circuit Group 1, which may affect the operation of certain actuators in the vehicle.
What are common symptoms of code P0658 in a GMC?
Symptoms may include illuminated check engine light, reduced engine performance, erratic shifting (in automatic transmissions), or malfunctioning actuators.
What causes code P0658 to appear in a GMC?
Common causes include damaged wiring or connectors in the actuator control circuit, a failed actuator, or a malfunctioning control module.
Can a bad control module trigger code P0658?
Yes, a faulty powertrain control module (PCM) or transmission control module (TCM) can cause this code if it fails to provide proper voltage to the actuator circuit.
How can I diagnose code P0658 in my GMC?
Start by inspecting the wiring and connectors in the affected circuit for damage or corrosion. Use a multimeter to check for proper voltage and continuity, and test the actuator for functionality.
Is it safe to drive a GMC with code P0658?
Driving with this code may result in reduced performance or drivability issues. It’s best to address the issue promptly to avoid further damage.
How do I fix code P0658 in a GMC vehicle?
Repairs may include replacing damaged wiring, connectors, or the actuator itself. In some cases, the control module may need reprogramming or replacement.
Can clearing the code solve P0658 permanently?
Clearing the code might temporarily turn off the check engine light, but the underlying issue must be repaired for the code not to return.
What tools are needed to fix code P0658 in a GMC?
Basic tools include a multimeter for electrical testing, an OBDII scanner, and possibly wiring repair tools. Some repairs may require specialized equipment for actuator or module replacement.
Does P0658 affect all GMC models the same way?
While the code is relevant across GMC vehicles, the specific actuators and circuits involved may vary depending on the model and year. Always consult the vehicle’s service manual for details.
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