AutoCodesGMC – C0630 GMC

C0630 GMC Code - Right 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 Right Rear Position Sensor, Right Rear Position Sensor harness is open or shorted, Right 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
C0630 GMC indicates Right Rear Position Sensor Circuit.
Common causes
Common causes include Faulty Right Rear Position Sensor, Right Rear Position Sensor harness is open or shorted, Right 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 4,269
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 16, 2023
💬 Need more help? Ask Coddy for instant answers — it's free!

Code C0630 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 C0630 GMC - Right Rear Position Sensor Circuit - AutoCodes.com
C0630 GMC Code - Right Rear Position Sensor Circuit

What are the Possible Causes of the DTC C0630 GMC?

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

How to Fix the DTC C0630 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 C0630 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 C0630 GMC code?

Need more information on how to fix the C0630 GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C0630 GMC code diagnosed by a professional: Find a repair shop in your area

Information for Specific GMC Models

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 C0630 GMC Code

1. What are common symptoms of OBDII code C0630 GMC (Right Rear Position Sensor Circuit)?

- Common symptoms include the traction control light illuminating on the dashboard, potential issues with the stability control system, and possible handling issues while driving.

2. What could cause the OBDII code C0630 GMC to trigger?

- The code C0630 is typically triggered by a faulty right rear position sensor, damaged wiring or connectors, or issues with the stability control system in the vehicle.

3. How can I diagnose the cause of OBDII code C0630 GMC?

- Diagnosing the code involves using a professional OBDII scanner to read the specific error codes, inspecting the right rear position sensor and its wiring for any visible damage, and testing the sensor's functionality.

4. Can I still drive my vehicle with the OBDII code C0630 GMC active?

- It is not recommended to drive the vehicle with the C0630 code active, as it can affect the stability and handling of the vehicle. It is best to address the issue promptly.

5. What are some repair tips for fixing OBDII code C0630 GMC?

- Repair tips include checking and replacing the right rear position sensor if faulty, repairing any damaged wiring or connectors, and ensuring proper calibration of the stability control system.

6. Is it possible to reset the OBDII code C0630 GMC without fixing the underlying issue?

- While you can clear the code using an OBDII scanner, it is important to address the root cause of the issue to prevent the code from reoccurring and ensure the vehicle's safety systems are functioning properly.

7. How much does it typically cost to repair OBDII code C0630 GMC?

- The cost of repair can vary depending on the specific cause of the issue, but it may involve sensor replacement, wiring repairs, or system recalibration. Costs can range from a few hundred to a few thousand dollars.

8. Can a DIY enthusiast fix OBDII code C0630 GMC at home?

- DIY enthusiasts with automotive repair experience may be able to diagnose and fix the issue at home, especially if they have the necessary tools and resources to test and replace the right rear position sensor or repair wiring.

9. Will fixing OBDII code C0630 GMC require a visit to the dealership?

- While a dealership or certified mechanic may be able to efficiently diagnose and repair the code, it is not always necessary to visit a dealership. Independent automotive repair shops can also address the issue effectively.

10. How urgent is it to address OBDII code C0630 GMC?

- It is important to address the C0630 code promptly to ensure the proper functioning of the vehicle's stability control system and avoid potential safety issues while driving.

Discuss the causes and fixes for C0630 GMC OBDII Code

Code C0630 GMC comments

No comments found for this page.

AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play