AutoCodes – GMC – C0625 GMC

C0625 GMC Code - Left Rear Position Sensor Circuit

Quick Answer

The Suspension Control Module supplies a 5 V reference signal to each Suspension Position Sensor. Common causes include Faulty Left Rear Position Sensor, Left Rear Position Sensor harness is open or shorted, Left Rear Position Sensor 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: C0625 GMC indicates Left Rear Position Sensor Circuit.
Common causes: Common causes include Faulty Left Rear Position Sensor, Left Rear Position Sensor harness is open or shorted, Left Rear Position Sensor 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 6,637

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 16, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code C0625 GMC Description

The Suspension Control Module supplies a 5 V reference signal to each Suspension Position Sensor. The Suspension Position Sensors supply a signal of 0.35–4.75 V to the Suspension Control Module which represents the position between the body and the wheel. The sensors are also grounded through the Suspension Control Module. The Diagnostic Trouble Code (DTC) will be set when the Suspension Control Module measures a Suspension Position Sensor signal less than 0.35 V or greater than 4.75 V for more than 5 s while the vehicle is operated under normal driving conditions.

OBDII Code C0625 GMC - Left Rear Position Sensor Circuit - AutoCodes.com — C0625 GMC Code - Left Rear Position Sensor Circuit

What does this mean?

What are the Possible Causes of the DTC C0625 GMC?

Faulty Left Rear Position Sensor
Left Rear Position Sensor harness is open or shorted
Left Rear Position Sensor circuit poor electrical connection
Faulty Suspension Control Module

How to Fix the DTC C0625 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 C0625 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 C0625 GMC code?

Need more information on how to fix the C0625 GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C0625 GMC code diagnosed by a professional: Find a repair shop in your area

Information for Specific GMC Models

C0625 2014 GMC Sierra — Left Rear Position Sensor Circuit
C0625 2015 GMC Sierra — Left Rear Position Sensor Circuit
C0625 2016 GMC Sierra — Left Rear Position Sensor Circuit
C0625 2017 GMC Sierra — Left Rear Position Sensor Circuit
C0625 2018 GMC Sierra — Left Rear Position Sensor Circuit

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 GMC Code

1. What are the common symptoms of OBDII code C0625 GMC (Left Rear Position Sensor Circuit)?

The common symptoms of this code include the ABS warning light illuminating on the dashboard, issues with the vehicle's stability control system, and potential loss of traction control.

2. What can cause the OBDII code C0625 GMC to trigger?

The code C0625 GMC is typically triggered by a malfunction in the left rear position sensor circuit, which may be due to damaged wiring, a faulty sensor, or corrosion in the connections.

3. How can I diagnose the cause of OBDII code C0625 GMC?

Diagnosing the cause of this code involves conducting a thorough inspection of the left rear position sensor, checking the wiring and connections for any damage or corrosion, and using a diagnostic scan tool to gather more information from the ABS system.

4. What are some repair tips for fixing OBDII code C0625 GMC?

Repair tips for this code may include repairing or replacing damaged wiring, cleaning or replacing the left rear position sensor, ensuring all connections are secure, and clearing the code with a diagnostic scan tool after completing the repairs.

5. Can I drive my vehicle with OBDII code C0625 GMC active?

It is not recommended to drive your vehicle with the OBDII code C0625 GMC active, as it indicates a problem with the ABS system that could affect the vehicle's stability and traction control.

6. How serious is OBDII code C0625 GMC?

While the severity of this code may vary, it is important to address it promptly to ensure the proper functioning of the ABS system and maintain safe driving conditions.

7. Will OBDII code C0625 GMC cause my vehicle to fail an emissions test?

The OBDII code C0625 GMC is related to the ABS system and is not directly related to emissions, so it should not cause your vehicle to fail an emissions test.

8. How much does it typically cost to repair OBDII code C0625 GMC?

The cost of repairing OBDII code C0625 GMC can vary depending on the underlying cause of the issue, but it may involve expenses for parts and labor to address the sensor circuit problem.

9. Can I reset OBDII code C0625 GMC without fixing the underlying issue?

While you can reset the code temporarily with a diagnostic scan tool, it is important to address the underlying issue causing the code to prevent it from reoccurring and ensure the proper functioning of the ABS system.

10. How can I prevent OBDII code C0625 GMC from coming back?

To prevent OBDII code C0625 GMC from coming back, it is essential to perform regular maintenance on the ABS system, address any issues promptly, and ensure all components are in good working condition.