AutoCodesGMC – B0957 2015 GMC Sierra

B0957 2015 GMC Sierra Code - Parking Assist Front Sensor Right Corner Circuit

Quick Answer

The object sensors are 3-wire sensors that are used to determine the distance between the vehicle and an object of interest. Common causes include Faulty Parking Assist Front Sensor Right Corner, Parking Assist Front Sensor Right Corner harness is open or shorted, Parking Assist Front Sensor Right Corner circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
B0957 2015 GMC Sierra indicates Parking Assist Front Sensor Right Corner Circuit.
Common causes
Common causes include Faulty Parking Assist Front Sensor Right Corner, Parking Assist Front Sensor Right Corner harness is open or shorted, Parking Assist Front Sensor Right Corner circuit poor electrical connection.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
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Code Popularity 215
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 01, 2023
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Code B0957 2015 GMC Sierra Description

The object sensors are 3-wire sensors that are used to determine the distance between the vehicle and an object of interest. The Parking Assist Control Module supplies 8 V to the object sensors via the 8 V reference circuit and provides ground via the low reference circuit. The Parking Assist Control Module triggers the sensors in a sequential loop. After each sensor transmits, the Parking Assist Control Module uses the sensor echo received through the signal circuit to calculate the distance and position of an object. The Diagnostic Trouble Code (DTC) will be set when the Parking Aid Front Sensor signal to the Parking Assist Control Module is out of specification.
OBDII Code B0957 2015 GMC Sierra - Parking Assist Front Sensor Right Corner Circuit - AutoCodes.com
B0957 2015 GMC Sierra Code - Parking Assist Front Sensor Right Corner Circuit

What are the Possible Causes of the DTC B0957 2015 GMC Sierra?

  • Faulty Parking Assist Front Sensor Right Corner
  • Parking Assist Front Sensor Right Corner harness is open or shorted
  • Parking Assist Front Sensor Right Corner circuit poor electrical connection
  • Faulty Parking Assist Control Module

How to Fix the DTC B0957 2015 GMC Sierra?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B0957 2015 GMC Sierra 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 B0957 2015 GMC Sierra 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 B0957 2015 GMC Sierra Code

1. What does the OBDII code B0957 indicate on a 2015 GMC Sierra?

The code B0957 indicates a fault in the Parking Assist Front Sensor Right Corner Circuit, suggesting an issue with the sensor's functionality or connection.

2. What symptoms might I notice if my 2015 GMC Sierra has the B0957 code?

Symptoms include the parking assist system failing to activate, an error message on the dash, or the system not detecting obstacles on the front right corner accurately.

3. What are common causes of the B0957 code in a 2015 GMC Sierra?

Common causes include a faulty front right corner parking assist sensor, damaged wiring or connectors, or a problem with the parking assist control module.

4. How can I troubleshoot the B0957 code on my 2015 GMC Sierra?

Start by inspecting the front right parking assist sensor for any visible damage or obstructions. Check the wiring and connectors for corrosion or disconnections. If these appear normal, testing the sensor and circuit with a multimeter could be necessary.

5. What steps are involved in repairing the B0957 code on a 2015 GMC Sierra?

Repair steps typically involve cleaning or replacing the front right parking assist sensor, repairing or replacing any damaged wiring, and ensuring all connections are secure. A system recalibration might be required after repairs.

6. Is it safe to drive my 2015 GMC Sierra with the B0957 code active?

While it's generally safe to drive, the functionality of the parking assist system will be compromised, which could increase the risk of collisions during parking maneuvers.

7. Can I fix the B0957 code on my 2015 GMC Sierra myself?

If you have experience with automotive diagnostics and repairs, you might be able to address simple issues like cleaning or replacing the sensor. However, electrical issues or module problems should be handled by a professional.

8. How urgent is it to address the B0957 code on a 2015 GMC Sierra?

It’s not critical for general driving, but should be addressed soon to ensure the parking assist system functions correctly, helping to avoid potential parking accidents.

9. What tools are needed to diagnose the B0957 code on a 2015 GMC Sierra?

Diagnostic tools required include an OBD-II scanner, a digital multimeter, and possibly a service manual for the vehicle to help with locating components and specifications.

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