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P0C53 2017 GMC Sierra Code - Drive Motor Position Sensor Circuit 1 High Voltage

Quick Answer

The P0C53 diagnostic trouble code (DTC) for a 2017 GMC Sierra indicates an issue with the Drive Motor Position Sensor Circuit 1 registering high voltage. Common causes include Faulty drive motor position sensor, Damaged wiring or connectors in the sensor circuit, Corrosion or poor connections in the sensor circuit. 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
P0C53 2017 GMC Sierra indicates Drive Motor Position Sensor Circuit 1 High Voltage.
Common causes
Common causes include Faulty drive motor position sensor, Damaged wiring or connectors in the sensor circuit, Corrosion or poor connections in the sensor circuit.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code P0C53 2017 GMC Sierra Description

The P0C53 diagnostic trouble code (DTC) for a 2017 GMC Sierra indicates an issue with the Drive Motor Position Sensor Circuit 1 registering high voltage. In hybrid and electric vehicles, the drive motor position sensor plays a crucial role in determining the exact position of the motor shaft. This information is essential for the vehicle's powertrain control module (PCM) to accurately control the motor's operation, including speed and torque output.

OBDII Code P0C53 2017 GMC Sierra - Drive Motor Position Sensor Circuit 1 High Voltage
P0C53 2017 GMC Sierra Code - Drive Motor Position Sensor Circuit 1 High Voltage

Common Causes of P0C53 2017 GMC Sierra

  1. Faulty drive motor position sensor
  2. Damaged wiring or connectors in the sensor circuit
  3. Corrosion or poor connections in the sensor circuit
  4. Issues with the PCM receiving and interpreting sensor data
  5. Environmental factors affecting sensor performance (e.g., extreme temperatures)

Symptoms of P0C53 2017 GMC Sierra

  1. Reduced power or acceleration
  2. Erratic motor operation
  3. Stalling or difficulty starting
  4. Illuminated check engine light
  5. Decreased fuel efficiency

How to Fix P0C53 2017 GMC Sierra

  1. Diagnose the issue using a scan tool to confirm the P0C53 code and pinpoint the exact cause.
  2. Inspect the drive motor position sensor, wiring, and connectors for any visible damage or corrosion.
  3. Test the sensor's resistance and voltage output to determine if it is functioning within specifications.
  4. Replace the drive motor position sensor if it is found to be faulty, ensuring proper installation and calibration.
  5. Clear the DTC and test drive the vehicle to verify that the issue has been resolved.

Cost to Fix P0C53 2017 GMC Sierra

The typical repair costs for addressing a P0C53 code on a 2017 GMC Sierra can vary depending on the specific cause of the issue. In general, replacing a drive motor position sensor can cost between $150 and $300, including parts and labor. Additional costs may apply if wiring repairs or PCM reprogramming are necessary. It's advisable to consult with a trusted auto repair shop for an accurate estimate based on your vehicle's needs and location. Keep in mind that labor rates can vary, with hourly rates typically ranging from $80 to $150.

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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 P0C53 2017 GMC Sierra Code

1. What does the OBDII code P0C53 mean on a 2017 GMC Sierra?

P0C53 indicates a "Drive Motor Position Sensor Circuit 1 High Voltage" fault, which refers to an issue in the position sensor circuit monitoring the electric drive motor.

2. What are the common symptoms of code P0C53 in a 2017 GMC Sierra?

Symptoms may include reduced vehicle performance, the check engine light turning on, difficulty in shifting gears, or the vehicle entering limp mode.

3. What causes the P0C53 code to appear in a GMC Sierra?

Common causes include a faulty drive motor position sensor, damaged wiring or connectors in the sensor circuit, or an issue with the hybrid/drive motor control module.

4. Can I still drive my 2017 GMC Sierra with a P0C53 code?

Driving with this code is not recommended as it may lead to reduced performance or further damage to the vehicle's hybrid or electric drive system.

5. How do you diagnose the P0C53 code in a GMC Sierra?

Diagnosis involves scanning for additional trouble codes, inspecting wiring and connectors for damage, and testing the drive motor position sensor for proper operation.

6. How do you fix the P0C53 code on a 2017 GMC Sierra?

Repairs may include replacing the drive motor position sensor, repairing or replacing damaged wiring or connectors, or reprogramming/repairing the control module if needed.

7. What tools are needed to troubleshoot the P0C53 code?

A high-quality OBDII scanner, a multimeter for testing voltage and continuity, and manufacturer-specific service information are essential for accurate troubleshooting.

8. How much does it cost to repair the P0C53 code on a GMC Sierra?

Repair costs vary depending on the issue, ranging from $100 for minor wiring repairs to $500 or more if the sensor or control module needs replacement.

9. Can a faulty drive motor position sensor cause other problems?

Yes, a faulty sensor can disrupt the vehicle’s hybrid or electric drive system, leading to performance issues or potential damage to other components.

10. Is the P0C53 code covered under warranty for a 2017 GMC Sierra?

It depends on the vehicle's warranty and coverage terms. Hybrid or electric-related components may have extended warranties, so checking with the dealership is recommended.

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