C0805 GMC Code - Control Module Power 2 Circuit
Quick Answer
The C0805 GMC code refers to an issue with the Control Module Power 2 Circuit in the vehicle. Common causes include Faulty control module, Wiring or connection issues in the Power 2 Circuit, Blown fuse related to the 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
- C0805 GMC indicates Control Module Power 2 Circuit.
- Common causes
- Common causes include Faulty control module, Wiring or connection issues in the Power 2 Circuit, Blown fuse related to the 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 C0805 GMC Description
The C0805 GMC code refers to an issue with the Control Module Power 2 Circuit in the vehicle. The control module is a crucial component in modern vehicles, responsible for managing various systems and functions. The Power 2 Circuit specifically deals with providing power to certain modules and components within the vehicle.
Common Causes of C0805 GMC
- Faulty control module
- Wiring or connection issues in the Power 2 Circuit
- Blown fuse related to the control module
- Battery or alternator problems affecting power supply
- Water damage or corrosion in the control module or wiring
Symptoms of C0805 GMC
- Check engine light illuminated on the dashboard
- Engine running rough or misfiring
- Transmission shifting erratically
- Loss of power or acceleration
- Electrical issues such as dashboard lights flickering or not working
How to Fix C0805 GMC
- Begin by diagnosing the specific cause of the issue using a diagnostic scanner to retrieve the trouble codes and pinpoint the source of the problem.
- Inspect the wiring and connections in the Power 2 Circuit for any damage, corrosion, or loose connections. Repair or replace as needed.
- Check the control module for any signs of damage or malfunction. Replace the control module if necessary.
- Test the battery and alternator to ensure they are providing the correct power supply to the control module.
- Clear the trouble codes from the vehicle's computer and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix C0805 GMC
The cost of repairing the Control Module Power 2 Circuit can vary depending on the specific cause of the issue and the extent of the repairs needed. On average, the parts for this repair can range from $200 to $500, while labor costs can range from $100 to $300. Overall, the total cost of repairing the C0805 code is typically between $300 and $800. It's important to note that these are rough estimates, and actual costs may vary based on factors such as location, vehicle make and model, and the repair shop's rates. It's recommended to obtain quotes from local auto repair shops for a more accurate cost estimate.
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Information for Specific GMC Models
- C0805 2014 GMC Sierra — Control Module Power 2 Circuit
- C0805 2015 GMC Sierra — Control Module Power 2 Circuit
- C0805 2016 GMC Sierra — Control Module Power 2 Circuit
- C0805 2017 GMC Sierra — Control Module Power 2 Circuit
- C0805 2018 GMC Sierra — Control Module Power 2 Circuit
Frequently Asked Questions about C0805 GMC Code
1. What are the common symptoms of OBDII code C0805 GMC (Control Module Power 2 Circuit)?
- Common symptoms include issues with the vehicle's electrical system, such as intermittent power loss, dashboard warning lights, and difficulty starting the engine.
2. What are the possible causes of OBDII code C0805 GMC?
- Possible causes of this code may include a faulty control module, damaged wiring or connectors, a blown fuse, or a weak battery.
3. How can I diagnose OBDII code C0805 GMC?
- Diagnosing this code typically involves using a diagnostic scanner to retrieve the specific fault code, inspecting the control module and related components for damage, and testing the electrical circuits for continuity.
4. Can I drive my vehicle with OBDII code C0805 GMC?
- It is not recommended to drive your vehicle with this code present, as it can indicate potential issues with the control module's power supply, which may lead to more serious electrical problems or engine issues.
5. How can I repair OBDII code C0805 GMC?
- Repairing this code may involve replacing a faulty control module, repairing damaged wiring or connectors, checking and replacing any blown fuses, or addressing any underlying battery issues.
6. Is it necessary to reset the OBDII code C0805 GMC after repair?
- Yes, it is important to reset the code after completing the necessary repairs to clear the fault code and reset the vehicle's computer system.
7. What are some tips for preventing OBDII code C0805 GMC from occurring again?
- Regularly inspecting and maintaining your vehicle's electrical system, ensuring proper battery health, and addressing any warning lights or unusual symptoms promptly can help prevent this code from reoccurring.
8. Can a DIY enthusiast repair OBDII code C0805 GMC, or should I seek professional help?
- Depending on your expertise and tools available, you may be able to address this code yourself by following diagnostic steps and repair procedures. However, if you are unsure or uncomfortable, it is recommended to seek professional help.
9. How long does it typically take to repair OBDII code C0805 GMC?
- The repair time for this code can vary depending on the specific cause and extent of the issue. Simple fixes like replacing a blown fuse may take a short time, while diagnosing and repairing a complex wiring problem can take longer.
10. Are there any recalls or service bulletins related to OBDII code C0805 GMC?
- It is advisable to check with your vehicle manufacturer or authorized dealership for any recalls or service bulletins related to this specific OBDII code, as they may offer relevant information or assistance.
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