AutoCodes – GMC – P0C47 GMC

P0C47 GMC Code - Hybrid/EV Battery Pack Coolant Pump Control Circuit

Quick Answer

The hybrid/EV battery pack coolant pump circulates coolant through the drive motor battery coolant radiator, drive motor battery coolant cooler and the hybrid/EV battery pack to control the temperature of the hybrid/EV battery pack. Common causes include Faulty Hybrid/EV Battery Pack Coolant Pump, Hybrid/EV Battery Pack Coolant Pump harness is open or shorted, Hybrid/EV Battery Pack Coolant Pump 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
P0C47 GMC indicates Hybrid/EV Battery Pack Coolant Pump Control Circuit.
Common causes
Common causes include Faulty Hybrid/EV Battery Pack Coolant Pump, Hybrid/EV Battery Pack Coolant Pump harness is open or shorted, Hybrid/EV Battery Pack Coolant Pump 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 826
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 24, 2020
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Code P0C47 GMC Description

The hybrid/EV battery pack coolant pump circulates coolant through the drive motor battery coolant radiator, drive motor battery coolant cooler and the hybrid/EV battery pack to control the temperature of the hybrid/EV battery pack. An enable signal from the hybrid/EV powertrain control module 2 to the hybrid/EV battery pack coolant pump provides overall control of the pump. When this circuit is high, the pump can operate. The pump is controlled with a pulse-width modulated signal from the hybrid/EV powertrain control module 2 to the hybrid/EV battery pack coolant pump. The higher the duty cycle the higher the pump speed. The hybrid/EV battery pack coolant pump provides a hard-wired pulse-width modulated feedback signal to the hybrid/EV powertrain control module 2. During normal operation, this feedback signal provides pump speed information to the hybrid/EV powertrain control module 2. The hybrid/EV battery pack coolant pump has some self-diagnostic capability. If the hybrid/EV battery pack coolant pump determines there is an internal fault it provides this information on this same feedback circuit instead of pump speed information.
OBDII Code P0C47 GMC - Hybrid/EV Battery Pack Coolant Pump Control Circuit - AutoCodes.com
P0C47 GMC Code - Hybrid/EV Battery Pack Coolant Pump Control Circuit

What are the Possible Causes of the DTC P0C47 GMC?

  • Faulty Hybrid/EV Battery Pack Coolant Pump
  • Hybrid/EV Battery Pack Coolant Pump harness is open or shorted
  • Hybrid/EV Battery Pack Coolant Pump circuit poor electrical connection

How to Fix the DTC P0C47 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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0C47 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.

Need more information about the P0C47 GMC code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0C47 GMC Code

1. What are common symptoms of OBDII code P0C47 in a GMC Hybrid/EV vehicle?

- Common symptoms include illuminated check engine light, reduced hybrid/EV system performance, and potential overheating of the battery pack.

2. What can cause the OBDII code P0C47 to trigger in a GMC Hybrid/EV vehicle?

- The code P0C47 is usually triggered by a malfunction in the Hybrid/EV battery pack coolant pump control circuit, which can be caused by wiring issues, a faulty pump, or a problem with the control module.

3. How serious is the OBDII code P0C47 in a GMC Hybrid/EV vehicle?

- The code P0C47 should be addressed promptly to prevent potential damage to the battery pack and ensure the proper functioning of the Hybrid/EV system. Ignoring this code can lead to overheating and reduced efficiency of the vehicle.

4. What are some DIY repair tips for OBDII code P0C47 in a GMC Hybrid/EV vehicle?

- DIY repair tips may include checking the wiring connections to the coolant pump, testing the pump for proper functionality, and inspecting the control module for any visible damage or corrosion.

5. Can driving with the OBDII code P0C47 in a GMC Hybrid/EV vehicle cause further damage?

- Continuing to drive with the code P0C47 can potentially lead to overheating of the battery pack, reduced performance, and even permanent damage to the Hybrid/EV system. It is recommended to address the issue as soon as possible.

6. How much does it typically cost to repair OBDII code P0C47 in a GMC Hybrid/EV vehicle?

- The cost of repairing OBDII code P0C47 can vary depending on the underlying cause of the issue. It may involve replacing the coolant pump, repairing wiring, or addressing control module issues, so costs can range from a few hundred to over a thousand dollars.

7. Can I reset the OBDII code P0C47 in a GMC Hybrid/EV vehicle using an OBDII scanner?

- Resetting the code with an OBDII scanner may temporarily clear the check engine light, but it will not address the root cause of the issue. It is important to diagnose and repair the problem to prevent the code from reoccurring.

8. Is it safe to drive a GMC Hybrid/EV vehicle with the OBDII code P0C47 if the symptoms are not severe?

- It is not recommended to drive a vehicle with the OBDII code P0C47, even if the symptoms are not severe. Ignoring the issue can lead to more significant problems and potential safety hazards.

9. How long does it take to repair OBDII code P0C47 in a GMC Hybrid/EV vehicle?

- The repair time for OBDII code P0C47 can vary depending on the specific cause of the issue and the availability of parts. In general, it may take a few hours to a full day to diagnose and repair the problem.

10. Are there any preventive maintenance tips to avoid OBDII code P0C47 in a GMC Hybrid/EV vehicle?

- Regularly inspecting and maintaining the Hybrid/EV battery pack coolant system, including checking the pump, wiring, and control module, can help prevent issues that may trigger the OBDII code P0C47.

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