Engine-CodesGMC – C0625 2015 GMC Sierra

C0625 2015 GMC Sierra Code - Left Rear Position Sensor Circuit

Quick Answer

The C0625 code for a 2015 GMC Sierra specifically relates to the Left Rear Position Sensor Circuit. Common causes include Damaged wiring or connectors in the left rear position sensor circuit, Corrosion or rust affecting the connections, Faulty left rear position sensor. 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
C0625 2015 GMC Sierra indicates Left Rear Position Sensor Circuit.
Common causes
Common causes include Damaged wiring or connectors in the left rear position sensor circuit, Corrosion or rust affecting the connections, Faulty left rear position sensor.
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.
Table of contents Created and updated by William Orellana on Sep 07, 2024
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Code C0625 2015 GMC Sierra Description

The C0625 code for a 2015 GMC Sierra specifically relates to the Left Rear Position Sensor Circuit. This code indicates that there is an issue with the circuit that connects to the left rear position sensor in the vehicle's braking system. The position sensor is responsible for measuring the position of the wheel in relation to the vehicle's body and helping to control the vehicle's stability and traction control systems.

OBDII Code C0625 2015 GMC Sierra - Left Rear Position Sensor Circuit
C0625 2015 GMC Sierra Code - Left Rear Position Sensor Circuit

Common Causes of C0625 2015 GMC Sierra

  1. Damaged wiring or connectors in the left rear position sensor circuit.
  2. Corrosion or rust affecting the connections.
  3. Faulty left rear position sensor.
  4. Issues with the ABS module.
  5. Impact or damage to the left rear wheel area.

Symptoms of C0625 2015 GMC Sierra

  1. Illuminated ABS or traction control warning lights on the dashboard.
  2. Traction control system engaging unexpectedly or not functioning at all.
  3. Increased stopping distance or difficulty braking.
  4. Unusual noises coming from the left rear wheel area.
  5. Uneven tire wear on the left rear tire.

How to Fix C0625 2015 GMC Sierra

  1. Begin by conducting a visual inspection of the wiring and connectors in the left rear position sensor circuit.
  2. Test the left rear position sensor for proper functionality using a multimeter.
  3. Check the connections to ensure they are secure and free from corrosion.
  4. Replace the left rear position sensor if it is found to be faulty.
  5. Clear the diagnostic trouble codes and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix C0625 2015 GMC Sierra

The cost of repairing the Left Rear Position Sensor Circuit on a 2015 GMC Sierra can vary depending on the specific cause of the issue and the labor rates in your area. On average, you can expect to pay between $200 and $500 for parts and labor. However, it is important to note that diagnostic time and labor rates at auto repair shops can vary significantly, so it's advisable to obtain quotes from multiple sources before proceeding with the repair.

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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 C0625 2015 GMC Sierra Code

1. What does the OBDII code C0625 mean on a 2015 GMC Sierra?

The C0625 code indicates a problem with the left rear position sensor circuit, which monitors suspension height or position.

2. What are the common symptoms of the C0625 code?

Symptoms may include an illuminated check engine light, air suspension malfunction, uneven ride height, or a rough ride.

3. What causes the C0625 code to appear?

Common causes include a faulty left rear position sensor, damaged wiring or connectors, corrosion, or a malfunctioning suspension control module.

4. Can I drive my 2015 GMC Sierra with the C0625 code?

While the truck may still be drivable, ignoring the issue can lead to uneven suspension performance or additional wear on other components.

5. How do I diagnose the C0625 code?

Diagnosis typically involves scanning for codes, inspecting the left rear position sensor and its wiring, and testing the sensor's voltage and resistance with a multimeter.

6. How do I fix the C0625 code on my GMC Sierra?

Repairs may include replacing the left rear position sensor, repairing or replacing damaged wiring, cleaning corroded connectors, or reprogramming the suspension control module.

7. How much does it cost to repair the C0625 code?

Repair costs can range from $100 to $300, depending on whether the issue is with the sensor, wiring, or module programming.

8. Can a bad left rear position sensor cause other suspension problems?

Yes, a malfunctioning sensor can lead to improper suspension adjustments, affecting handling, comfort, and tire wear.

9. How can I prevent the C0625 code from returning?

Regularly inspect the suspension components, keep connectors clean and free of corrosion, and promptly address any warning lights or symptoms.

10. Does the C0625 code require professional repair?

While experienced DIYers may handle this repair, professional diagnosis ensures the root cause is accurately identified and resolved.

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